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Jaan Janno

https://www.etis.ee/CV/Jaan_Janno/eng
18.02.1961
51 19928
I-1422-2018

Career

Institutions and positions
01.03.2020–...   
Tallinn University of Technology , School of Science, Department of Cybernetics, Head of Department of Cybernetics (1,00)
01.09.2017–...   
Tallinn University of Technology , School of Science, Department of Cybernetics, Head of Division of Mathematics (1,00)
01.01.2017–...   
Tallinn University of Technology , School of Science, Department of Cybernetics, Professor (1,00)
11.12.2013–31.03.2016   
Tallinn University of Technology , Institute of Cybernetics at TUT, Senior Researcher (0,30)
01.09.2010–31.12.2016   
Tallinn University of Technology , Faculty of Science, Department of Mathematics, director
01.09.2010–31.12.2016   
Tallinn University of Technology , Faculty of Science, Department of Mathematics, Chair of Applied Mathematics, Professor (1,00)
01.09.2004–31.12.2016   
Tallinn University of Technology , Faculty of Science, Department of Mathematics, Chair of Applied Mathematics, head of chair
2003–10.12.2013   
Tallinn University of Technology , Institute of Cybernetics at TUT, Senior Researcher (0,25)
2003–31.08.2010   
Tallinn University of Technology , Faculty of Science, Department of Mathematics, Chair of Applied Mathematics, Professor (0,75)
10.06.2002–10.08.2002   
Zittau/Görlitz University of Applied Sciences, Visiting Scientist (1,00)
15.07.2001–14.08.2001   
Freiberg University of Mining and Technology, Visiting scientist (1,00)
07.04.2001–06.05.2001   
University of Milan, Visiting Professor (1,00)
1999–2000   
Freiberg University of Mining and Technology, Visiting Scientist, 3 months both year (1,00)
1994–1997   
Freiberg University of Mining and Technology, Visiting scientist, 3 months every year (1,00)
01.01.1993–30.09.1993   
Chalmers University of Technology, Visting scientist (1,00)
01.01.1988–31.12.2003   
Institute of Cybernetics, Senior researcher
01.01.1987–31.12.1988   
Institute of Cybernetics, Junior researcher
01.01.1984–31.12.1987   
Tartu State University, Postgraduate student
 
 
Education
Tartu State University 1984, applied mathematics
 
 
R&D related managerial and administrative work
2021−...   
Member of the Editorial Board of the journal "Mathematics" (indexed in WoS and Scopus)
2020−...   
Member of Council of ECMI (European Consortium for Mathematics in Industry)
2020−...   
Member of the Editorial Board of the journal "Fractional Differential Calculus"
2020−...   
Member of Expert Panel of natural sciences of Estonian Research Council
2017−...   
Member of council of School of Science of Tallinn University of Technology
2015−...   
PI of Personal Rsesearch Grant PUT568
2010−...   
Member of the steering committee of the Estonian Society of Operational Research
2009−...   
Conference network of universities of Baltic states MMA (participation in scientific committees)
2004−...   
Member of the Editorial Board of the journal "Mathematical Modelling and Analysis" (indexed in WoS and Scopus)
1994−...   
reviews for the journals "Inverse Problems", "Journal of Inverse and Ill-Posed Problems", "Journal of Mathematical Analysis and Applications", "Zeitschrift für Analysis und ihre Anwendungen" and "Mathematical Reviews"
1993−...   
Member of AMS
2019−2019   
Chairman of organising committee of 24-th International Conference Mathematical Modelling and Analysis, Tallinn, 28-31.05.2019
2016−2016   
Member of progam committee of International Conference on Differential Equations, Lviv, 20-24.09.2016
2014−2014   
Member of Program Committee of Fourth Finnish-Estonian Mathematics Colloquium (9-10.01.2014)
2014−2015   
Member of council of Tallinn University of Technology
2012−2015   
Vice-president of Estonian Mathematical Society
2012−2017   
Member of the editorial board of the journal "Abstract and Applied Analysis" (indexed by Scopus)
2012−2012   
Chairman of organising committee of 17-th International Conference Mathematical Modelling and Analysis, Tallinn, 6-9.06.2012
2010−2010   
Chairman of the organising committee of XII Days of Mathematics of Estonia
2008−2014   
Member of the editorial board of "The Open Acoustics Journal"
2006−2012   
Member of the expert group of exact sciences at Estonian SF
2004−2010   
Member of the council of IoC
2003−2007   
Principal investigator of the target-financed theme "Analytical and numerical methods in modelling"
2001−2012   
PI of Estonian Science Foundation Grants 4706, 6018, 7728

Qualifications

Academic degrees
Jaan Janno, Doctor's Degree, 1988, (sup) Gennadi Vainikko, Mäluga keskkonna karakteristiku määramise pöördülesanne, Institute of Mathematics and Mechanics of Ural Branch of Acad. Sci USSR.
 
 
Honours & awards
2017, Jaan Janno, Order of the White Star of IV Class
2017, Jaan Janno, Invited plenary speaker in 22-nd International Conference Mathematical Modelling and Analysis, Druskininkai, 30.05 - 2.06.2017.
2016, Jaan Janno, Plenary speaker in International Conference on Differential Equations Dedicated to the 110th Anniversary of Ya. B. Lopatinsky, Lviv, 20-24.09.2016
2012, Jaan Janno, National science award in exact sciences
2009, Jaan Janno, Invited plenary speaker in 14-th International Conference Mathematical Modelling and Analysis, Daugavpils, 27 - 30.05.2009.
1992, Jaan Janno, A. Humal award of Estonian Mathematical Society
 
 
Fields of research
ETIS CLASSIFICATION: 4. Natural Sciences and Engineering; 4.4. Mathematics; CERCS CLASSIFICATION: P130 Functions, differential equations
ETIS CLASSIFICATION: 4. Natural Sciences and Engineering; 4.4. Mathematics; CERCS CLASSIFICATION: P140 Series, Fourier analysis, functional analysis
ETIS CLASSIFICATION: 4. Natural Sciences and Engineering; 4.4. Mathematics
 
 
Additional information
candidate of mathematics and physicsInst. of Math. and Mech. of Ural branch of Acad. Sci. of USSR, 1988

Projects in progress

Completed projects

Dissertations under supervision

Supervised dissertations

Publications

Category
Year
Publication
 
1.1.
2020
Janno, J. (2020). Determination of time-dependent sources and parameters of nonlocal diffusion and wave equations from final data. Fractional Calculus and Applied Analysis, 23 (6), 1678−1701. DOI: 10.1515/fca-2020-0083.
4.1.
2020
Janno, J. (2020). Inverse and Ill-Posed Problems (special issue). Mathematics.
1.1.
2019
Kinash, Nataliia; Janno, Jaan (2019). Inverse problems for a generalized subdiffusion equation with final overdetermination. Mathematical Modelling and Analysis, 24 (2), 236−262. DOI: 10.3846/mma.2019.016.
1.1.
2019
Kinash, Nataliia; Janno, Jaan (2019). An Inverse Problem for a Generalized Fractional Derivative with an Application in Reconstruction of Time- and Space-Dependent Sources in Fractional Diffusion and Wave Equations. Mathematics, 7 (12, 1138), ARTN 1138. DOI: 10.3390/math7121138.
1.1.
2018
Janno, J.; Kinash, N. (2018). Reconstruction of an order of derivative and a source term in a fractional diffusion equation from final measurements. Inverse Problems, 34 (2, 025007), 1−19. DOI: 10.1088/1361-6420/aaa0f0.
1.1.
2018
Kinash, N.; Janno, J. (2018). Inverse problems for a perturbed time fractional diffusion equation with final overdetermination. Mathematical Methods in The Applied Sciences, 41 (5), 1925−1943. DOI: 10.1002/mma.4719.
3.2.
2018
Janno, Jaan; Kinash, Nataliia (2018). Pöördülesanne tuletise järgu ja allikafunktsiooni määramiseks murrulise tuletisega difusioonvõrrandis lõpphetkel. Puusemp, Peeter (Toim.). Eesti Matemaatika Selts. Aastaraamat 2017 (54−68). Eesti Matemaatika Selts.
5.2.
2018
Janno, J.; Kinash, N. (2018). Inverse problem to determine an order of derivative and a source term in a time fractional diffusion equation from final measurements. In: Book of Abstracts (30). 23rd International Conference on Mathematical Modelling and Analysis. Sigulda, 29.05 - 1.06.2018.
5.2.
2018
Kinash, N; Janno, J. (2018). Inverse problems for a subdiffusion equation with final overdetermination. Book of Abstracts: 23rd International Conference on Mathematical Modelling and Analysis. Sigulda, 29.05 - 1.06.2018. Latvijas Universitātē , 34.
6.3.
2018
Janno J; Kinash, N. (2018). Pöördülesanne tuletise järgu ja allikafunktsiooni määramiseks murrulise tuletisega difusioonivõrrandis lõpphetkel tehtud mõõtmiste põhjal. Puusemp, P. (Toim.). Eesti Matemaatika Selts. Aastaraamat 2017 (54−68). Tallinn: TTÜ.
1.1.
2017
Janno, J.; Kasemets, K. (2017). Uniqueness for an inverse problem for a semilinear time-fractional diffusion equation. Inverse Problems and Imaging, 11 (1), 125−149. DOI: 10.3934/ipi.2017007.
1.1.
2017
Janno, J.; Kasemets, K. (2017). Identification of a kernel in an evolutionary integral equation occurring in subdiffusion. Journal of Inverse and Ill-Posed Problems, 25 (6), 777−798. DOI: 10.1515/jiip-2016-0082.
1.1.
2016
Janno, J. (2016). Determination of the order of fractional derivative and a kernel in an inverse problem for a generalized time fractional diffusion equation. Electronic Journal of Differential Equations, 2016 (199), 1−28.
2.4.
2016
Janno, J. (2016). Arvutusmeetodid. TTÜ kirjastus.
5.2.
2016
Janno, Jaan; Šeletski, Anna (2016). RECONSTRUCTION OF COEFFICIENTS OF HIGHER ORDER NONLINEAR WAVE EQUATIONS BY SOLITARY WAVES. Abstracts of MMA2016: MMA2016, June 1–4, 2016, Tartu, Estonia. University of Tartu Press, 33.
1.1.
2015
Janno, Jaan; Šeletski, Anna (2015). Reconstruction of coefficients of higher order nonlinear wave equations by measuring solitary waves. Wave Motion, 52, 15−25. DOI: 10.1016/j.wavemoti.2014.08.005.
6.3.
2015
Engelbrecht, Jüri; Janno, Jaan (2015). Lained vaatavad materjali sisse : Otsene ülesanne ja pöördülesanne. Solitonid luurajateks. Ultraheli. Kohtuvad lained. Engelbrecht, Jüri; Kändler, Tiit (Toim.). Keeruka maailma võlu (45−46). . [Tallinn]: Tallinna Tehnikaülikooli Küberneetika Instituut.
1.1.
2014
Sertakov, Ivan; Engelbrecht, Jüri; Janno, Jaan (2014). Modelling 2D wave motion in microstructured solids. Mechanics Research Communications, 56, 42−49. DOI: 10.1016/j.mechrescom.2013.11.007.
1.1.
2014
Kasemets, K.; Janno, J. (2014). Weak inverse problems for parabolic integro-differential equations containing two kernels. Electronic Journal of Differential Equations, 2014 (176), 1−19.
4.2.
2014
Janno, Jaan (Toim.) (2014). Eesti Matemaatika Selts. Aastaraamat 2012. Tallinn: Eesti Matemaatika Selts.
5.2.
2014
Janno, Jaan; Sertakov, Ivan; Šeletski, Anna (2014). Reconstruction of parameters of nonlinear dispersive media by means of travelling waves. IUTAM Symposium on Complexity of Nonlinear Waves : 8-12 September, Tallinn 2014, Book of Abstracts. Ed. Salupere, Andrus; Maugin, Gérard A. Tallinn: Institute of Cybernetics at Tallinn University of Technology, 61.
6.6.
2014
Janno, Jaan (2014). 17. konverents "Mathematical Modelling and Analysis". Janno, Jaan (Toim.). Eesti Matemaatika Selts. Aastaraamat 2012 (141−142). . Tallinn: Eesti Matemaatika Selts.
1.1.
2013
Kasemets, K.; Janno, J. (2013). Inverse problems for a parabolic integro-differential equation in a convolutional weak form. Abstract and Applied Analysis, 2013, 16 pp.
3.2.
2013
Janno, Jaan (2013). Pöördülesanded mittehomogeensete materjalide ja keskkondade omaduste määramiseks. Mägi, Vahur. Tallinna Tehnikülikooli aastaraamat 2012. XX (175−186). . Tallinn: TTÜ kirjastus.
5.2.
2013
Janno, Jaan; Sertakov, Ivan (2013). Non-destructive evaluation of microstructured materials. ICCS17 : 17th International Conference on Composite Structures, Book of Abstracts, 17-21 June, University of Porto, Porto, Portugal. Ed. Ferreira, A.J.M., 116.
5.2.
2013
Janno, Jaan; Sertakov, Ivan (2013). On 1D and 2D wave propagation in microstructured solids. 18th International Conference Mathematical Modelling and Analysis and 4th International Conference Approximation Methods and Orthogonal Expansions, Tartu, 27-30.05.2013. Tartu: Tartu University Press, 49.
5.2.
2013
Kasemets, K.; Janno, J. (2013). Inverse problems for parabolic integro-differential equations with with two kernels. 18th International Conference Mathematical Modelling and Analysis and 4th International Conference Approximation Methods and Orthogonal Expansions, Tartu, 27-30.05.2013. Tartu University Press, 57.
1.1.
2012
Sertakov, Ivan; Janno, Jaan (2012). Periodic waves in microstructured solids and inverse problems. Mathematical Modelling and Analysis, 17 (5), 599−617. DOI: 10.3846/13926292.2012.732619.
3.2.
2012
Janno, Jaan (2012). Teaduspreemia täppisteaduste alal uurimuste tsükli "Pöördülesanded mittehomogeensete materjalide ja keskkondade omaduste määramiseks" eest. Villems, Richard (Toim.). Eesti Vabariigi Teaduspreemiad 2012 (40−58). . Tallinn: Eesti Teaduste Akadeemia.
5.2.
2012
Janno, Jaan; Sertakov, Ivan (2012). Inverse problems for nonlinear microstructured solids. PDE's, Inverse Problems and Control Theory, Bologna, Italy, July 16-20, 2012, [Abstracts].
5.2.
2012
Kasemets, Kairi; Janno, Jaan (2012). Inverse problems for parabolic integro-differential equations with instant and integral conditions. 17th International Conference on Mathematical Modelling and Analysis : June 6-9, 2012, Tallinn, Estonia, Abstracts. Tallinn: Tallinn University of Technology, 68.
5.2.
2012
Janno, Jaan; Sertakov, Ivan (2012). Periodic and solitary waves in microstructured solids and related inverse problems. 17th International Conference on Mathematical Modelling and Analysis : June 6-9, 2012, Tallinn, Estonia, Abstracts. Tallinn: Tallinn University of Technology, 57.
1.1.
2011
Kasemets, K.; Janno, J. (2011). Reconstruction of a Source Term in a Parabolic Integro-Differential Equation from Final Data. Mathematical Modelling and Analysis, 16 (2), 199−219. DOI: 10.3846/13926292.2011.578282.
1.1.
2011
von Wolfersdorf, Lothar; Janno, Jaan (2011). Integro-differential equations of first order with auto-convolution integral II. Journal of Integral Equations and Applications, 23 (2), 331−349. DOI: 10.1216/JIE-2011-23-2-331.
2.1.
2011
Janno, Jaan; Engelbrecht, Jüri (2011). Microstructured Materials: Inverse Problems. Berlin: Springer. DOI: 10.1007/978-3-642-21584-1.
3.2.
2011
Janno, Jaan; Engelbrecht, Jüri (2011). Inverse problems for microstructured materials. ECCOMAS Thematic Conference on Inverse Problems in Mechanics of Structures and Materials, IPM 2011 : Conference Proceedings, 27-30 April 2011, Rzeszów-Sieniawa, Poland. Ed. Waszczyszyn, Zenon; Ziemiański, Leonard. Rzeszów: Rzeszów University of Technology Publishing House, 43−44.
1.1.
2010
Janno, J.; Lorenzi, A. (2010). Recovering memory kernels in parabolic transmission problems in infinite time intervals: the non-accessible case. Journal of Inverse and Ill-Posed Problems, 18 (4), 433−465. DOI: 10.1515/JIIP.2010.020.
1.1.
2010
Engelbrecht, Jüri; Ravasoo, Arvi; Janno, Jaan (2010). Nonlinear acoustic nondestructive evaluation (NDE): qualitative and quantitative effects. Materials and Manufacturing Processes, 25 (4), 212−220. DOI: 10.1080/10426910903425390.
3.2.
2010
Janno, Jaan (2010). Paraboolsete integrodifferentsiaalvõrrandite positiivsusprintsiip. Puusemp, Peeter (Toim.). Eesti Matemaatika Selts. Aastaraamat 2009 (35−43). . Tallinn: TTÜ kirjastus.
1.1.
2009
Janno, J.; Engelbrecht, J. (2009). Identification of microstructured materials by phase and group velocities. Mathematical Modelling and Analysis, 14 (1), 57−68. DOI: 10.3846/1392-6292.2009.14.57-68.
1.1.
2009
Janno, Jaan; Kasemets, Kairi (2009). A positivity principle for parabolic integro-differential equations and inverse problems with final overdetermination. Inverse Problems and Imaging, 3 (1), 17−41. DOI: 10.3934/ipi.2009.3.17.
1.1.
2009
Janno, J.; von Wolfersdorf, L. (2009). Integro-differential equations of first order with auto-convolution integral. Journal of Integral Equations and Applications, 21 (1), 39−75. DOI: 10.1216/JIE-2009-21-1-39.
1.1.
2008
von Wolfersdorf, L.r; Janno, J. (2008). On the theory of convolution equations of the third kind, II. Journal of Mathematical Analysis and Applications, 342 (2), 838−863. DOI: 10.1016/j.jmaa.2007.12.042.
1.1.
2008
Janno, J.; Lorenzi, A. (2008). Recovering memory kernels in parabolic transmission problems. Journal of Inverse and Ill-Posed Problems, 16 (3), 239−266. DOI: 10.1515/JIIP.2008.015.
1.1.
2008
Janno, J.; Engelbrecht, J. (2008). Inverse problems related to a coupled system of microstructure. Inverse Problems, 24 (4), 1−15. DOI: 10.1088/0266-5611/24/4/045017.
3.1.
2008
Engelbrecht, J.; Ravasoo, A.; Janno, J. (2008). Nonlinear acoustic NDE - qualitative and quantitative effects. Multifunctional Materials and Structures : Selected, peer reviewed papers from International Conference on Multifunctional Materials and Structures, July 28-31, 2008, Hong Kong, P.R.China. Ed. Lau, A. K.T.; Lu, J.; Varadan, V. K.; Chang, F.K.; Tu, J.P.; Lam, P.M. Stafa-Zurich: Trans Tech Publications Ltd, 17−20. (Advanced Materials Research ; 47-50). DOI: 10.4028/www.scientific.net/AMR.47-50.17.
5.2.
2008
Janno, J (2008). Inverse problems for microstructured materials. 4-th Int. Conf. Inverse Problems: Modelling and Simulation, Fethiye, 26-30.05.2008, Abstracts. , 85.
5.2.
2008
Janno, Jaan (2008). Reconstruction of memory kernels in a parabolic transmission problem. MMA2008 & AMOE2008, 13th International Conference on Mathematical Modelling and Analysis and 3rd International Conference on Approximation Methods and Orthogonal Expansions : June 4 - June 7, 2008, Kääriku, Estonia, Program and Abstracts. Estonian Mathematical Society, 42.
5.2.
2008
Engelbrecht, J.; Ravasoo, A.; Janno, J. (2008). Nonlinear acoustic NDE - qualitative and quantitative effects. International Conference on Multi-functional Materials and Structures (MFMS 2008): Hong Kong SAR China, 28 July - 31 July 2008.
5.2.
2008
Janno, J. (2008). A positivity principle for parabolic integro-differential equations and final overdetermination. Direct, Inverse and Control problems for PDE's - DICOP, Cortona, 22-26.09.2008. Abstracts. , 12.
6.2.
2008
Janno, J. (2008). Arvutusmeetodid. Tallinn: Tallinna Tehnikaülikooli Kirjastus.
1.1.
2007
Engelbrecht, J.; Janno, J. (2007). Microstructured solids and inverse problems. Rendiconti del Seminario Matematico (Università e Politecnico di Torino), 65 (2), 159−169.
1.1.
2006
Janno, J.; Lorenzi, A. (2006). A parabolic integro-differential identification problem in a barrelled smooth domain. Zeitschrift für Analysis und Ihre Anwendungen, 25 (1), 103−130. DOI: 10.4171/ZAA/1280.
1.1.
2006
Pais, E.; Janno, J. (2006). Inverse problem to determine degenerate memory kernels in heat flux with third kind boundary conditions. Mathematical Modelling and Analysis, 11 (4), 427−450. DOI: 10.3846/13926292.2006.9637329.
3.4.
2006
Janno, Jaan; Engelbrecht, Jüri (2006). Üksiklained mittelineaarses mikrostruktuuriga tahkistes ja nendega seotud pöördülesanne [Solitary waves in nonlinear microstructured material and related inverse problem]. Puusemp, P. (Toim.). Eesti Matemaatika Selts.Aastaraamat 2005 (12−29). . Tallinn: Eesti Matemaatika Selts.
5.2.
2006
Janno, J. (2006). Identifcation of memory kernels in a parabolic transmission problem. International Congress of Mathematicians - Madrid, 22-30 August 2006, Abstracts: Posters, Short Communications. , 96−97.
5.2.
2006
Janno, J.; Engelbrecht, J. (2006). Identification of properties of microstructured materials by means of Gaussian wave packets and solitary waves. 5th International Conference on Optimal [i.e.Operational] Research "Simulation and optimization in business and industry" : May 17-20, 2006 : Tallinn, Estonia : programme and abstracts. Tallinn, 1.
1.1.
2005
Janno, J.; Engelbrecht, J. (2005). Solitary waves in nonlinear microstructured materials. Journal of Physics A - Mathematical and General, 38 (23), 5159−5172.
1.1.
2005
Janno, J.; Engelbrecht, J. (2005). Waves in microstructured solids: Inverse problems. Wave Motion, 43 (1), 1−11.
1.1.
2005
Janno, J.; Engelbrecht, J. (2005). An inverse solitary wave problem related to microstructured materials. Inverse Problems, 21 (6), 2019−2034. DOI: 10.1088/0266-5611/21/6/014.
1.1.
2005
Janno, J.; Wolfersdorf, L.V. (2005). A general class of autoconvolution equations of the third kind. Zeitschrift für Analysis und Ihre Anwendungen, 24 (3), 523−543. DOI: 10.4171/ZAA/1254.
1.1.
2005
Janno, J.; Wolfersdorf, L.V. (2005). Identification of exponentially decreasing memory kernels in heat conduction and viscoelasticity by finite-dimensional inverse problems. Journal of Inverse and Ill-Posed Problems, 13 (1), 65−92. DOI: 10.1163/1569394053583757.
1.1.
2005
Pais, Enno; Janno, Jaan (2005). Identification of two degenerate time- and space-dependent kernels in a parabolic equation. Electronic Journal of Differential Equations, 2005 (108), 1−20.
3.4.
2005
Janno, J.; Engelbrecht, J. (2005). Determining properties of nonlinear microstructured materials by means of solitary waves. Proceedings of the 5th International Conference on Inverse Problems in Engineering : Theory and Practice, Cambridge UK, 11-15th July 2005, Vol. II, J02. Ed. Lesnic,D. Leeds: Leeds University Press, 1−6.
6.2.
2005
Janno, Jaan (2005). Integraalvõrrandid. Tallinn: Tallinna Tehnikaülikooli Kirjastus.
1.1.
2004
Janno, J. (2004). Determination of a time- and space-dependent heat flux relaxation function by means of a restricted Dirichlet-to-Neumann operator. Mathematical Methods in The Applied Sciences, 27 (11), 1241−1260.
1.1.
2004
Janno, J. (2004). Recovering a time- and space-dependent kernel in a hyperbolic integro-differential equation from a restricted Dirichlet-to-Neumann operator. Electronic Journal of Differential Equations, 2004 (67), 1−16.
1.1.
2003
Janno, J.; Tautenhahn, U. (2003). On Lavrentiev regularization for ill-posed problems in Hilbert scales. Numerical Functional Analysis and Optimization, 24, 531−555.
1.1.
2003
Janno, J.; Tautenhahn, U. (2003). Scale-type estimates for a generalized method of Lavrent'ev regularization. Journal of Inverse and Ill-Posed Problems, 11 (2), 161−189. DOI: 10.1163/156939403766493537.
1.2.
2003
Janno, J. (2003). Determination of degenerate relaxation functions in three-dimensional viscoelasticity. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 52 (2), 171−185.
1.1.
2002
Janno, J.; Lorenzi, A. (2002). Recovering degenerate kernels in hyperbolic integro-differential equations. Zeitschrift für Analysis und Ihre Anwendungen, 21 (2), 399−430. DOI: 10.4171/ZAA/1085.
1.1.
2002
Janno, J.; Wolfersdorf, L.von (2002). A general inverse problem for a memory kernel in one-dimensional viscoelasticity. Zeitschrift für Analysis und Ihre Anwendungen, 21 (2), 465−483. DOI: 10.4171/ZAA/1085.
1.1.
2001
Ravasoo, A.; Janno, J. (2001). Nondestructive characterization of materials with variable properties. Acta Mechanica, 151, 217−233.
1.1.
2001
Janno, J.; Wolfersdorf, L.von (2001). An inverse problem for identification of a time- and space-dependent memory kernel in viscoelasticity. Inverse Problems, 17 (1), 13−24.
1.1.
2001
Janno, J. (2001). Identification of weakly singular relaxation kernels in three-dimensional viscoelasticity. Journal of Mathematical Analysis and Applications, 262 (1), 133−159.
1.1.
2001
Janno, J.; von Wolfersdorf, L. (2001). Identification of memory kernels in one-dimensional heat flow with boundary conditions of the third kind. Inverse Problems in Engineering, 9 (2), 175−198.
1.2.
2001
Janno, J.; Wolfersdorf, L.V. (2001). Identification of a special class of memory kernels in one-dimensional heat flow. Journal of Inverse and Ill-Posed Problems, 9 (4), 389−411.
6.2.
2001
Janno, Jaan (2001). Variatsioonmeetodid. Tallinn: Tallinna Tehnikaülikool.
1.1.
2000
Janno, J. (2000). Lavrent'ev regularization of ill-posed problems containing nonlinear near-to-monotone operators with application to autoconvolution equation. Inverse Problems, 16 (2), 333−348.
1.1.
2000
Janno, J. (2000). Inverse problems for determining monotone weakly singular relaxation kernels in viscoelasticity. Nonlinear Analysis, 41, 943−962. DOI: 10.1016/S0362-546X(98)00320-4.
1.1.
2000
Janno, J.; Kiss, E.M.; Wolfersdorf, L.von (2000). On Tikhonov regularization for identifying memory kernels in heat conduction and viscoelasticity. Zeitschrift für Angewandte Mathematik und Mechanik, 80 (4), 259−272.
1.1.
2000
Janno, J.; Wolfersdorf, L.von (2000). Inverse problems for memory kernels by Laplace transform methods. Zeitschrift für Analysis und Ihre Anwendungen, 19 (2), 489−510. DOI: 10.4171/ZAA/963.
1.2.
2000
Janno, J. (2000). An inverse problem arising in compression of poro-viscoelastic medium. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 49 (2), 75−89.
1.1.
1999
Janno, J.; von Wolfersdorf, L. (1999). A class of inverse problems for viscoelastic material with dominating Newtonian viscosity. Quarterly of Applied Mathematics, 57 (3), 465−474.
1.1.
1999
Janno, J.; von Wolfersdorf, L. (1999). An inverse problem for identification of a time- and space-dependent memory kernel of a special kind in heat conduction. Inverse Problems, 15 (6), 1455−1467.
1.2.
1999
Janno, J. (1999). Nonlinear equations with operators satisfying generalized Lipschitz conditions in scales. Zeitschrift für Analysis und Ihre Anwendungen, 18 (2), 287−295. DOI: 10.4171/ZAA/882.
3.1.
1999
von Wolfersdorf, L.; Janno, J. (1999). Identification of memory kernels in heat conduction and viscoelasticy. Optimal control of partial differential equations, 133: International Conference in Chemnitz, April 20-25,1998. Ed. Hoffmann, K.-H.; Leugering, G.; Troltzsch, F. Basel: Birkhäuser, 301−308. (International Series of Numerical Mathematics; 133).
1.1.
1998
Janno, J.; Wolfersdorf, L.von (1998). Inverse problems for identification of memory kernels in thermo- and poro-viscoelasticity. Mathematical Methods in The Applied Sciences, 21 (16), 1495−1517.
1.1.
1998
Janno, J.; Wolfersdorf, L.von (1998). Identification of weakly singular memory kernels in viscoelasticity. Zeitschrift für Angewandte Mathematik und Mechanik, 78 (6), 391−403.
1.2.
1998
Janno, J.; Wolfersdorf, L.V. (1998). Identification of memory kernels in general linear heat flow. Journal of Inverse and Ill-Posed Problems, 6 (2), 141−164.
3.1.
1998
von Wolfersdorf, Lothar; Janno, Jaan (1998). Inverse problems for memory kernels in heat flow. Inverse problems in engineering: theory and practice: presented at the 2nd International Conference on Inverse Problems in Engineering: Theory and Practice, June 9-14, 1996, Le Croisic, France. Ed. Delaunay,D.; Jarny,Y.; Woodbury,K.A. New York: ASME (American Society of Mechanical Engineers), 431−438.
1.1.
1997
Janno, J. (1997). Discretization and regularization of an inverse problem related to a quasilinear hyperbolic integrodifferential equation. Inverse Problems, 13 (3), 711−728.
1.1.
1997
Janno, J.; Wolfersdorf, L.von (1997). Inverse problems for identification of memory kernels in viscoelasticity. Mathematical Methods in The Applied Sciences, 20 (4), 291−314.
1.1.
1997
Janno, J. (1997). On a regularization method for the autoconvolution equation. Zeitschrift für Angewandte Mathematik und Mechanik, 77 (5), 393−394. DOI: 10.1002/zamm.19970770521.
1.1.
1997
Janno, J.; Wolfersdorf, L.von (1997). Identification of weakly singular memory kernels in heat conduction. Zeitschrift für Angewandte Mathematik und Mechanik, 77 (4), 243−257. DOI: 10.1002/zamm.19970770403.
3.4.
1997
Janno, Jaan (1997). Mittelineaarsetest konvolutsioonitüüpi võrranditest ja pöördülesannetest. Kivinukk, A.; Roomeldi, R.; Vichmann, F.. Eesti Matemaatika Selts. Aastaraamat 1992/1993 (3−13). . Tartu: Eesti Matemaatika Selts.
1.1.
1996
Janno, J. (1996). Global existence for a hyperbolic integrodifferential inverse problem. Forum Mathematicum, 8 (3), 303−317. DOI: 10.1515/form.1996.8.303.
1.1.
1996
Janno, J.; Wolfersdorf, L. (1996). On a class of multilinear operator equations. Zeitschrift für Analysis und Ihre Anwendungen, 15 (4), 935−948. DOI: 10.4171/ZAA/738.
1.2.
1996
Janno, J. (1996). The method of finite differences for an inverse problem related to a one-dimensional viscoelastic equation of motion. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 45 (4), 292−316.
1.2.
1996
Janno, J.; Wolfersdorf, L. (1996). Inverse problems for identification of memory kernels in heat flow. Journal of Inverse and Ill-Posed Problems, 4 (1), 39−66.
1.2.
1996
Janno, J. (1996). An inverse problem for a quasilinear integrodifferential wave equation. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 45 (1), 1−22.
1.2.
1995
Janno, J.; Wolfersdorf, L. (1995). Regularization of a class of nonlinear Volterra equations of a convolution type. Journal of Inverse and Ill-Posed Problems, 3 (3), 249−257.
1.2.
1995
Wolfersdorf, L.; Janno, J. (1995). On a class of nonlinear convolution equations. Zeitschrift für Analysis und Ihre Anwendungen, 14 (3), 497−508. DOI: 10.4171/ZAA/635.
1.2.
1995
Janno, J.; Ravasoo, A. (1995). The method of finite differences in solving an inverse problem for oscillation of nonlinear viscoelastic rod. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 44 (4), 420−436.
1.2.
1994
Janno, J. (1994). Necessary conditions for extremal solutions of two-dimensional Dirichlet problem. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 43 (1), 1−6.
1.1.
1992
Janno, J. (1992). On a well-posed approximation of an inverse problem in isotropic medium with memory. Numerical Functional Analysis and Optimization, 13, 277−286.
1.2.
1992
Janno, J. (1992). On determining extremal piezometric heads in one-dimensional model of groundwater flow. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 41 (3), 182−198.
1.2.
1991
Janno, J. (1991). On the identification of the coefficient of permeability by means of the method of characteristics. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 40 (4), 258−265.
3.1.
1991
Janno, J. (1991). On an inverse problem for determining the creep function with a given boundary data close to a singular function. Estimation and control of distributed parameter systems: Proceedings of an International Conference, Vorau, July 8-14, 1990. Ed. Desch, W.; Kappel, F.; Kunisch, K. Basel: Birkhäuser, 187−195. (International Series of Numerical Mathematics; 100).
2.3.
1988
Янно, Яан (1988). Обратная задача для определения характеристики среды с памятью : автореферат ... кандидата физико-математических наук. (Doktoritöö, Академия наук СССР, Уральское отделение, Институт математики и механики). Свердловск : Академия наук СССР.
8.03.2021

Jaan Janno

https://www.etis.ee/CV/Jaan_Janno/est
18.02.1961
51 19928
I-1422-2018

Teenistuskäik

Töökohad ja ametid
01.03.2020–...   
Tallinna Tehnikaülikool, Loodusteaduskond, Küberneetika instituut, direktori kt. (1,00)
01.09.2017–...   
Tallinna Tehnikaülikool, Loodusteaduskond, Küberneetika instituut, Matemaatika osakonna juhataja (1,00)
01.01.2017–...   
Tallinna Tehnikaülikool, Loodusteaduskond, Küberneetika instituut, Professor (1,00)
11.12.2013–31.03.2016   
Tallinna Tehnikaülikool, TTÜ Küberneetika Instituut, Vanemteadur (0,30)
01.09.2010–31.12.2016   
Tallinna Tehnikaülikool, Matemaatika-loodusteaduskond, Matemaatikainstituut, direktor
01.09.2010–31.12.2016   
Tallinna Tehnikaülikool, Matemaatika-loodusteaduskond, Matemaatikainstituut, Rakendusmatemaatika õppetool, Professor (1,00)
01.09.2004–31.12.2016   
Tallinna Tehnikaülikool, Matemaatika-loodusteaduskond, Matemaatikainstituut, Rakendusmatemaatika õppetool, õppetooli juhataja
2003–10.12.2013   
Tallinna Tehnikaülikool, TTÜ Küberneetika Instituut, Vanemteadur (0,25)
2003–31.08.2010   
Tallinna Tehnikaülikool, Matemaatika-loodusteaduskond, Matemaatikainstituut, Rakendusmatemaatika õppetool, Professor (0,75)
10.06.2002–10.08.2002   
Zittau-Görlitzi Rakendusteaduste Ülikool, Külalisteadur (1,00)
15.07.2001–14.08.2001   
Freibergi Mäeakadeemia, Külalisteadur (1,00)
07.04.2001–06.05.2001   
Milano Ülikool, Külalisprofessor (1,00)
1999–2000   
Freibergi Mäeakadeemia, Külalisteadur, mõlemal aastal 3 kuud (1,00)
1994–1997   
Freibergi Mäeakadeemia, Külalisteadur, igal aastal 3 kuud (1,00)
01.01.1993–30.09.1993   
Chalmersi Tehnikaülikool, Külalisteadur (1,00)
01.01.1988–31.12.2003   
Küberneetika Instituut, Vanemteadur
01.01.1987–31.12.1988   
Küberneetika Instituut, Nooremteadur
01.01.1984–31.12.1987   
TRÜ, Aspirant
 
 
Haridustee
Tartu Riiklik Ülikool 1984, rakendusmatemaatika
 
 
Teadusorganisatsiooniline ja -administratiivne tegevus
2021−...   
Ajakirja "Mathematics" (indekseeritud WoS ja Scopus poolt) toimetuskollegiumi liige
2020−...   
ECMI (European Consortium for Mathematics in Industry) nõukogu liige
2020−...   
Ajakirja "Fractional Differential Calculus" toimetuskollegiumi liige
2020−...   
ETAGi loodusteaduste ekspertkomisjoni liige
2017−...   
TTÜ loodusteaduskonna nõukogu liige
2015−...   
Personaalse uurimistoetuse projekti PUT568 juht
2010−...   
Eesti Operatsioonianalüüsi Seltsi juhatuse liige
2009−...   
Baltimaade ülikoolide konverentsivõrgustik MMA (teaduskomiteedes osalemine)
2004−...   
Ajakirja "Mathematical Modelling and Analysis" (indekseeritud WoS ja Scopus poolt) toimetuskollegiumi liige
1994−...   
retsensioonid, referaadid ajakirjadele "Inverse Problems", "Journal of Inverse and Ill-Posed Problems, "Journal of Mathematical Analysis and Applications", "Zeitschrift für Analysis und ihre Anwendungen" ja "Mathematical Reviews"
1993−...   
Ameerika Matemaatikaühingu liige
2019−2019   
Teadusürituse 24-th International Conference Mathematical Modelling and Analysis, Tallinn, 28-31.05.2019, organiseerimiskomitee esimees
2016−2016   
International Conference on Differential Equations, Lviv, 20-24.09.2016, programmkomitee liige
2014−2014   
Fourth Finnish-Estonian Mathematics Colloquium (9-10.01.2014) programmkomitee liige
2014−2015   
TTÜ nõukogu liige
2012−2015   
Eesti Matemaatika Seltsi asepresident
2012−2017   
Ajakirja "Abstract and Applied Analysis" (indexed by Scopus) toimetuskollegiumi liige
2012−2012   
Teadusürituse 17-th International Conference Mathematical Modelling and Analysis, Tallinn, 6-9.06.2012, organiseerimiskomitee esimees
2010−2010   
XII Eesti Matemaatika Päevade orgkomitee esimees
2008−2014   
Ajakirja "The Open Acoustics Journal" toimetuskollegiumi liige
2006−2012   
ETF reaalteaduste ja tehnika ekspertkomisjoni liige
2004−2010   
TTÜ KübI nõukogu liige
2003−2007   
Sihtfinantseeritava teema "Analüütilised ja numbrilised meetodid modelleerimises" juht
2001−2012   
ETF grantide 4706, 6018 ja 7728 vastutav täitja

Kvalifikatsioon

Teaduskraadid
Jaan Janno, Doctor's Degree, 1988, (sup) Gennadi Vainikko, Mäluga keskkonna karakteristiku määramise pöördülesanne, Institute of Mathematics and Mechanics of Ural Branch of Acad. Sci USSR.
 
 
Teaduspreemiad ja tunnustused
2017, Jaan Janno, Valgetähe IV klassi teenetemärk
2017, Jaan Janno, Kutsutud plenaaresineja teadusüritusel 22-nd International Conference Mathematical Modelling and Analysis, Druskininkai, 30.05 - 2.06.2017.
2016, Jaan Janno, Plenaaresineja teadusüritusel International Conference on Differential Equations Dedicated to the 110th Anniversary of Ya. B. Lopatinsky, Lviv, 20-24.09.2016
2012, Jaan Janno, Riigi teaduspreemia täppisteaduste alal uurimuste tsükli "Pöördülesanded mittehomogeensete materjalide ja keskkondade omaduste määramiseks" eest
2009, Jaan Janno, Kutsutud plenaaresineja teadusüritusel 14-th International Conference Mathematical Modelling and Analysis, Daugavpils, 27 - 30.05.2009.
1992, Jaan Janno, EMS A. Humala nim. preemia
 
 
Teadustöö põhisuunad
ETIS KLASSIFIKAATOR: 4. Loodusteadused ja tehnika; 4.4. Matemaatika; CERCS KLASSIFIKAATOR: P130 Funktsioonid, diferentsiaalvõrrandid
ETIS KLASSIFIKAATOR: 4. Loodusteadused ja tehnika; 4.4. Matemaatika; CERCS KLASSIFIKAATOR: P140 Jadad, Fourier analüüs, funktsionaalanalüüs
ETIS KLASSIFIKAATOR: 4. Loodusteadused ja tehnika; 4.4. Matemaatika; TÄPSUSTUS: mittekorrektsed ülesanded, pöördülesanded, mittekorrektsed ülesanded, regulariseerimismeetodid, integraalvõrrandid
 
 
Lisainfo
füüsika-matemaatikakandidaatNSVL TA Uurali osak. Matem. ja Meh. Inst, 1988

Jooksvad projektid

Lõppenud projektid

Juhendamisel väitekirjad

Juhendatud väitekirjad

Publikatsioonid

Klass
Aasta
Publikatsioon
 
1.1.
2020
Janno, J. (2020). Determination of time-dependent sources and parameters of nonlocal diffusion and wave equations from final data. Fractional Calculus and Applied Analysis, 23 (6), 1678−1701. DOI: 10.1515/fca-2020-0083.
4.1.
2020
Janno, J. (2020). Inverse and Ill-Posed Problems (special issue). Mathematics.
1.1.
2019
Kinash, Nataliia; Janno, Jaan (2019). Inverse problems for a generalized subdiffusion equation with final overdetermination. Mathematical Modelling and Analysis, 24 (2), 236−262. DOI: 10.3846/mma.2019.016.
1.1.
2019
Kinash, Nataliia; Janno, Jaan (2019). An Inverse Problem for a Generalized Fractional Derivative with an Application in Reconstruction of Time- and Space-Dependent Sources in Fractional Diffusion and Wave Equations. Mathematics, 7 (12, 1138), ARTN 1138. DOI: 10.3390/math7121138.
1.1.
2018
Janno, J.; Kinash, N. (2018). Reconstruction of an order of derivative and a source term in a fractional diffusion equation from final measurements. Inverse Problems, 34 (2, 025007), 1−19. DOI: 10.1088/1361-6420/aaa0f0.
1.1.
2018
Kinash, N.; Janno, J. (2018). Inverse problems for a perturbed time fractional diffusion equation with final overdetermination. Mathematical Methods in The Applied Sciences, 41 (5), 1925−1943. DOI: 10.1002/mma.4719.
3.2.
2018
Janno, Jaan; Kinash, Nataliia (2018). Pöördülesanne tuletise järgu ja allikafunktsiooni määramiseks murrulise tuletisega difusioonvõrrandis lõpphetkel. Puusemp, Peeter (Toim.). Eesti Matemaatika Selts. Aastaraamat 2017 (54−68). Eesti Matemaatika Selts.
5.2.
2018
Janno, J.; Kinash, N. (2018). Inverse problem to determine an order of derivative and a source term in a time fractional diffusion equation from final measurements. In: Book of Abstracts (30). 23rd International Conference on Mathematical Modelling and Analysis. Sigulda, 29.05 - 1.06.2018.
5.2.
2018
Kinash, N; Janno, J. (2018). Inverse problems for a subdiffusion equation with final overdetermination. Book of Abstracts: 23rd International Conference on Mathematical Modelling and Analysis. Sigulda, 29.05 - 1.06.2018. Latvijas Universitātē , 34.
6.3.
2018
Janno J; Kinash, N. (2018). Pöördülesanne tuletise järgu ja allikafunktsiooni määramiseks murrulise tuletisega difusioonivõrrandis lõpphetkel tehtud mõõtmiste põhjal. Puusemp, P. (Toim.). Eesti Matemaatika Selts. Aastaraamat 2017 (54−68). Tallinn: TTÜ.
1.1.
2017
Janno, J.; Kasemets, K. (2017). Uniqueness for an inverse problem for a semilinear time-fractional diffusion equation. Inverse Problems and Imaging, 11 (1), 125−149. DOI: 10.3934/ipi.2017007.
1.1.
2017
Janno, J.; Kasemets, K. (2017). Identification of a kernel in an evolutionary integral equation occurring in subdiffusion. Journal of Inverse and Ill-Posed Problems, 25 (6), 777−798. DOI: 10.1515/jiip-2016-0082.
1.1.
2016
Janno, J. (2016). Determination of the order of fractional derivative and a kernel in an inverse problem for a generalized time fractional diffusion equation. Electronic Journal of Differential Equations, 2016 (199), 1−28.
2.4.
2016
Janno, J. (2016). Arvutusmeetodid. TTÜ kirjastus.
5.2.
2016
Janno, Jaan; Šeletski, Anna (2016). RECONSTRUCTION OF COEFFICIENTS OF HIGHER ORDER NONLINEAR WAVE EQUATIONS BY SOLITARY WAVES. Abstracts of MMA2016: MMA2016, June 1–4, 2016, Tartu, Estonia. University of Tartu Press, 33.
1.1.
2015
Janno, Jaan; Šeletski, Anna (2015). Reconstruction of coefficients of higher order nonlinear wave equations by measuring solitary waves. Wave Motion, 52, 15−25. DOI: 10.1016/j.wavemoti.2014.08.005.
6.3.
2015
Engelbrecht, Jüri; Janno, Jaan (2015). Lained vaatavad materjali sisse : Otsene ülesanne ja pöördülesanne. Solitonid luurajateks. Ultraheli. Kohtuvad lained. Engelbrecht, Jüri; Kändler, Tiit (Toim.). Keeruka maailma võlu (45−46). . [Tallinn]: Tallinna Tehnikaülikooli Küberneetika Instituut.
1.1.
2014
Sertakov, Ivan; Engelbrecht, Jüri; Janno, Jaan (2014). Modelling 2D wave motion in microstructured solids. Mechanics Research Communications, 56, 42−49. DOI: 10.1016/j.mechrescom.2013.11.007.
1.1.
2014
Kasemets, K.; Janno, J. (2014). Weak inverse problems for parabolic integro-differential equations containing two kernels. Electronic Journal of Differential Equations, 2014 (176), 1−19.
4.2.
2014
Janno, Jaan (Toim.) (2014). Eesti Matemaatika Selts. Aastaraamat 2012. Tallinn: Eesti Matemaatika Selts.
5.2.
2014
Janno, Jaan; Sertakov, Ivan; Šeletski, Anna (2014). Reconstruction of parameters of nonlinear dispersive media by means of travelling waves. IUTAM Symposium on Complexity of Nonlinear Waves : 8-12 September, Tallinn 2014, Book of Abstracts. Ed. Salupere, Andrus; Maugin, Gérard A. Tallinn: Institute of Cybernetics at Tallinn University of Technology, 61.
6.6.
2014
Janno, Jaan (2014). 17. konverents "Mathematical Modelling and Analysis". Janno, Jaan (Toim.). Eesti Matemaatika Selts. Aastaraamat 2012 (141−142). . Tallinn: Eesti Matemaatika Selts.
1.1.
2013
Kasemets, K.; Janno, J. (2013). Inverse problems for a parabolic integro-differential equation in a convolutional weak form. Abstract and Applied Analysis, 2013, 16 pp.
3.2.
2013
Janno, Jaan (2013). Pöördülesanded mittehomogeensete materjalide ja keskkondade omaduste määramiseks. Mägi, Vahur. Tallinna Tehnikülikooli aastaraamat 2012. XX (175−186). . Tallinn: TTÜ kirjastus.
5.2.
2013
Janno, Jaan; Sertakov, Ivan (2013). Non-destructive evaluation of microstructured materials. ICCS17 : 17th International Conference on Composite Structures, Book of Abstracts, 17-21 June, University of Porto, Porto, Portugal. Ed. Ferreira, A.J.M., 116.
5.2.
2013
Janno, Jaan; Sertakov, Ivan (2013). On 1D and 2D wave propagation in microstructured solids. 18th International Conference Mathematical Modelling and Analysis and 4th International Conference Approximation Methods and Orthogonal Expansions, Tartu, 27-30.05.2013. Tartu: Tartu University Press, 49.
5.2.
2013
Kasemets, K.; Janno, J. (2013). Inverse problems for parabolic integro-differential equations with with two kernels. 18th International Conference Mathematical Modelling and Analysis and 4th International Conference Approximation Methods and Orthogonal Expansions, Tartu, 27-30.05.2013. Tartu University Press, 57.
1.1.
2012
Sertakov, Ivan; Janno, Jaan (2012). Periodic waves in microstructured solids and inverse problems. Mathematical Modelling and Analysis, 17 (5), 599−617. DOI: 10.3846/13926292.2012.732619.
3.2.
2012
Janno, Jaan (2012). Teaduspreemia täppisteaduste alal uurimuste tsükli "Pöördülesanded mittehomogeensete materjalide ja keskkondade omaduste määramiseks" eest. Villems, Richard (Toim.). Eesti Vabariigi Teaduspreemiad 2012 (40−58). . Tallinn: Eesti Teaduste Akadeemia.
5.2.
2012
Janno, Jaan; Sertakov, Ivan (2012). Inverse problems for nonlinear microstructured solids. PDE's, Inverse Problems and Control Theory, Bologna, Italy, July 16-20, 2012, [Abstracts].
5.2.
2012
Kasemets, Kairi; Janno, Jaan (2012). Inverse problems for parabolic integro-differential equations with instant and integral conditions. 17th International Conference on Mathematical Modelling and Analysis : June 6-9, 2012, Tallinn, Estonia, Abstracts. Tallinn: Tallinn University of Technology, 68.
5.2.
2012
Janno, Jaan; Sertakov, Ivan (2012). Periodic and solitary waves in microstructured solids and related inverse problems. 17th International Conference on Mathematical Modelling and Analysis : June 6-9, 2012, Tallinn, Estonia, Abstracts. Tallinn: Tallinn University of Technology, 57.
1.1.
2011
Kasemets, K.; Janno, J. (2011). Reconstruction of a Source Term in a Parabolic Integro-Differential Equation from Final Data. Mathematical Modelling and Analysis, 16 (2), 199−219. DOI: 10.3846/13926292.2011.578282.
1.1.
2011
von Wolfersdorf, Lothar; Janno, Jaan (2011). Integro-differential equations of first order with auto-convolution integral II. Journal of Integral Equations and Applications, 23 (2), 331−349. DOI: 10.1216/JIE-2011-23-2-331.
2.1.
2011
Janno, Jaan; Engelbrecht, Jüri (2011). Microstructured Materials: Inverse Problems. Berlin: Springer. DOI: 10.1007/978-3-642-21584-1.
3.2.
2011
Janno, Jaan; Engelbrecht, Jüri (2011). Inverse problems for microstructured materials. ECCOMAS Thematic Conference on Inverse Problems in Mechanics of Structures and Materials, IPM 2011 : Conference Proceedings, 27-30 April 2011, Rzeszów-Sieniawa, Poland. Ed. Waszczyszyn, Zenon; Ziemiański, Leonard. Rzeszów: Rzeszów University of Technology Publishing House, 43−44.
1.1.
2010
Janno, J.; Lorenzi, A. (2010). Recovering memory kernels in parabolic transmission problems in infinite time intervals: the non-accessible case. Journal of Inverse and Ill-Posed Problems, 18 (4), 433−465. DOI: 10.1515/JIIP.2010.020.
1.1.
2010
Engelbrecht, Jüri; Ravasoo, Arvi; Janno, Jaan (2010). Nonlinear acoustic nondestructive evaluation (NDE): qualitative and quantitative effects. Materials and Manufacturing Processes, 25 (4), 212−220. DOI: 10.1080/10426910903425390.
3.2.
2010
Janno, Jaan (2010). Paraboolsete integrodifferentsiaalvõrrandite positiivsusprintsiip. Puusemp, Peeter (Toim.). Eesti Matemaatika Selts. Aastaraamat 2009 (35−43). . Tallinn: TTÜ kirjastus.
1.1.
2009
Janno, J.; Engelbrecht, J. (2009). Identification of microstructured materials by phase and group velocities. Mathematical Modelling and Analysis, 14 (1), 57−68. DOI: 10.3846/1392-6292.2009.14.57-68.
1.1.
2009
Janno, Jaan; Kasemets, Kairi (2009). A positivity principle for parabolic integro-differential equations and inverse problems with final overdetermination. Inverse Problems and Imaging, 3 (1), 17−41. DOI: 10.3934/ipi.2009.3.17.
1.1.
2009
Janno, J.; von Wolfersdorf, L. (2009). Integro-differential equations of first order with auto-convolution integral. Journal of Integral Equations and Applications, 21 (1), 39−75. DOI: 10.1216/JIE-2009-21-1-39.
1.1.
2008
von Wolfersdorf, L.r; Janno, J. (2008). On the theory of convolution equations of the third kind, II. Journal of Mathematical Analysis and Applications, 342 (2), 838−863. DOI: 10.1016/j.jmaa.2007.12.042.
1.1.
2008
Janno, J.; Lorenzi, A. (2008). Recovering memory kernels in parabolic transmission problems. Journal of Inverse and Ill-Posed Problems, 16 (3), 239−266. DOI: 10.1515/JIIP.2008.015.
1.1.
2008
Janno, J.; Engelbrecht, J. (2008). Inverse problems related to a coupled system of microstructure. Inverse Problems, 24 (4), 1−15. DOI: 10.1088/0266-5611/24/4/045017.
3.1.
2008
Engelbrecht, J.; Ravasoo, A.; Janno, J. (2008). Nonlinear acoustic NDE - qualitative and quantitative effects. Multifunctional Materials and Structures : Selected, peer reviewed papers from International Conference on Multifunctional Materials and Structures, July 28-31, 2008, Hong Kong, P.R.China. Ed. Lau, A. K.T.; Lu, J.; Varadan, V. K.; Chang, F.K.; Tu, J.P.; Lam, P.M. Stafa-Zurich: Trans Tech Publications Ltd, 17−20. (Advanced Materials Research ; 47-50). DOI: 10.4028/www.scientific.net/AMR.47-50.17.
5.2.
2008
Janno, J (2008). Inverse problems for microstructured materials. 4-th Int. Conf. Inverse Problems: Modelling and Simulation, Fethiye, 26-30.05.2008, Abstracts. , 85.
5.2.
2008
Janno, Jaan (2008). Reconstruction of memory kernels in a parabolic transmission problem. MMA2008 & AMOE2008, 13th International Conference on Mathematical Modelling and Analysis and 3rd International Conference on Approximation Methods and Orthogonal Expansions : June 4 - June 7, 2008, Kääriku, Estonia, Program and Abstracts. Estonian Mathematical Society, 42.
5.2.
2008
Engelbrecht, J.; Ravasoo, A.; Janno, J. (2008). Nonlinear acoustic NDE - qualitative and quantitative effects. International Conference on Multi-functional Materials and Structures (MFMS 2008): Hong Kong SAR China, 28 July - 31 July 2008.
5.2.
2008
Janno, J. (2008). A positivity principle for parabolic integro-differential equations and final overdetermination. Direct, Inverse and Control problems for PDE's - DICOP, Cortona, 22-26.09.2008. Abstracts. , 12.
6.2.
2008
Janno, J. (2008). Arvutusmeetodid. Tallinn: Tallinna Tehnikaülikooli Kirjastus.
1.1.
2007
Engelbrecht, J.; Janno, J. (2007). Microstructured solids and inverse problems. Rendiconti del Seminario Matematico (Università e Politecnico di Torino), 65 (2), 159−169.
1.1.
2006
Janno, J.; Lorenzi, A. (2006). A parabolic integro-differential identification problem in a barrelled smooth domain. Zeitschrift für Analysis und Ihre Anwendungen, 25 (1), 103−130. DOI: 10.4171/ZAA/1280.
1.1.
2006
Pais, E.; Janno, J. (2006). Inverse problem to determine degenerate memory kernels in heat flux with third kind boundary conditions. Mathematical Modelling and Analysis, 11 (4), 427−450. DOI: 10.3846/13926292.2006.9637329.
3.4.
2006
Janno, Jaan; Engelbrecht, Jüri (2006). Üksiklained mittelineaarses mikrostruktuuriga tahkistes ja nendega seotud pöördülesanne. Puusemp, P. (Toim.). Eesti Matemaatika Selts.Aastaraamat 2005 (12−29). . Tallinn: Eesti Matemaatika Selts.
5.2.
2006
Janno, J. (2006). Identifcation of memory kernels in a parabolic transmission problem. International Congress of Mathematicians - Madrid, 22-30 August 2006, Abstracts: Posters, Short Communications. , 96−97.
5.2.
2006
Janno, J.; Engelbrecht, J. (2006). Identification of properties of microstructured materials by means of Gaussian wave packets and solitary waves. 5th International Conference on Optimal [i.e.Operational] Research "Simulation and optimization in business and industry" : May 17-20, 2006 : Tallinn, Estonia : programme and abstracts. Tallinn, 1.
1.1.
2005
Janno, J.; Engelbrecht, J. (2005). Solitary waves in nonlinear microstructured materials. Journal of Physics A - Mathematical and General, 38 (23), 5159−5172.
1.1.
2005
Janno, J.; Engelbrecht, J. (2005). Waves in microstructured solids: Inverse problems. Wave Motion, 43 (1), 1−11.
1.1.
2005
Janno, J.; Engelbrecht, J. (2005). An inverse solitary wave problem related to microstructured materials. Inverse Problems, 21 (6), 2019−2034. DOI: 10.1088/0266-5611/21/6/014.
1.1.
2005
Janno, J.; Wolfersdorf, L.V. (2005). A general class of autoconvolution equations of the third kind. Zeitschrift für Analysis und Ihre Anwendungen, 24 (3), 523−543. DOI: 10.4171/ZAA/1254.
1.1.
2005
Janno, J.; Wolfersdorf, L.V. (2005). Identification of exponentially decreasing memory kernels in heat conduction and viscoelasticity by finite-dimensional inverse problems. Journal of Inverse and Ill-Posed Problems, 13 (1), 65−92. DOI: 10.1163/1569394053583757.
1.1.
2005
Pais, Enno; Janno, Jaan (2005). Identification of two degenerate time- and space-dependent kernels in a parabolic equation. Electronic Journal of Differential Equations, 2005 (108), 1−20.
3.4.
2005
Janno, J.; Engelbrecht, J. (2005). Determining properties of nonlinear microstructured materials by means of solitary waves. Proceedings of the 5th International Conference on Inverse Problems in Engineering : Theory and Practice, Cambridge UK, 11-15th July 2005, Vol. II, J02. Ed. Lesnic,D. Leeds: Leeds University Press, 1−6.
6.2.
2005
Janno, Jaan (2005). Integraalvõrrandid. Tallinn: Tallinna Tehnikaülikooli Kirjastus.
1.1.
2004
Janno, J. (2004). Determination of a time- and space-dependent heat flux relaxation function by means of a restricted Dirichlet-to-Neumann operator. Mathematical Methods in The Applied Sciences, 27 (11), 1241−1260.
1.1.
2004
Janno, J. (2004). Recovering a time- and space-dependent kernel in a hyperbolic integro-differential equation from a restricted Dirichlet-to-Neumann operator. Electronic Journal of Differential Equations, 2004 (67), 1−16.
1.1.
2003
Janno, J.; Tautenhahn, U. (2003). On Lavrentiev regularization for ill-posed problems in Hilbert scales. Numerical Functional Analysis and Optimization, 24, 531−555.
1.1.
2003
Janno, J.; Tautenhahn, U. (2003). Scale-type estimates for a generalized method of Lavrent'ev regularization. Journal of Inverse and Ill-Posed Problems, 11 (2), 161−189. DOI: 10.1163/156939403766493537.
1.2.
2003
Janno, J. (2003). Determination of degenerate relaxation functions in three-dimensional viscoelasticity. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 52 (2), 171−185.
1.1.
2002
Janno, J.; Lorenzi, A. (2002). Recovering degenerate kernels in hyperbolic integro-differential equations. Zeitschrift für Analysis und Ihre Anwendungen, 21 (2), 399−430. DOI: 10.4171/ZAA/1085.
1.1.
2002
Janno, J.; Wolfersdorf, L.von (2002). A general inverse problem for a memory kernel in one-dimensional viscoelasticity. Zeitschrift für Analysis und Ihre Anwendungen, 21 (2), 465−483. DOI: 10.4171/ZAA/1085.
1.1.
2001
Ravasoo, A.; Janno, J. (2001). Nondestructive characterization of materials with variable properties. Acta Mechanica, 151, 217−233.
1.1.
2001
Janno, J.; Wolfersdorf, L.von (2001). An inverse problem for identification of a time- and space-dependent memory kernel in viscoelasticity. Inverse Problems, 17 (1), 13−24.
1.1.
2001
Janno, J. (2001). Identification of weakly singular relaxation kernels in three-dimensional viscoelasticity. Journal of Mathematical Analysis and Applications, 262 (1), 133−159.
1.1.
2001
Janno, J.; von Wolfersdorf, L. (2001). Identification of memory kernels in one-dimensional heat flow with boundary conditions of the third kind. Inverse Problems in Engineering, 9 (2), 175−198.
1.2.
2001
Janno, J.; Wolfersdorf, L.V. (2001). Identification of a special class of memory kernels in one-dimensional heat flow. Journal of Inverse and Ill-Posed Problems, 9 (4), 389−411.
6.2.
2001
Janno, Jaan (2001). Variatsioonmeetodid. Tallinn: Tallinna Tehnikaülikool.
1.1.
2000
Janno, J. (2000). Lavrent'ev regularization of ill-posed problems containing nonlinear near-to-monotone operators with application to autoconvolution equation. Inverse Problems, 16 (2), 333−348.
1.1.
2000
Janno, J. (2000). Inverse problems for determining monotone weakly singular relaxation kernels in viscoelasticity. Nonlinear Analysis, 41, 943−962. DOI: 10.1016/S0362-546X(98)00320-4.
1.1.
2000
Janno, J.; Kiss, E.M.; Wolfersdorf, L.von (2000). On Tikhonov regularization for identifying memory kernels in heat conduction and viscoelasticity. Zeitschrift für Angewandte Mathematik und Mechanik, 80 (4), 259−272.
1.1.
2000
Janno, J.; Wolfersdorf, L.von (2000). Inverse problems for memory kernels by Laplace transform methods. Zeitschrift für Analysis und Ihre Anwendungen, 19 (2), 489−510. DOI: 10.4171/ZAA/963.
1.2.
2000
Janno, J. (2000). An inverse problem arising in compression of poro-viscoelastic medium. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 49 (2), 75−89.
1.1.
1999
Janno, J.; von Wolfersdorf, L. (1999). A class of inverse problems for viscoelastic material with dominating Newtonian viscosity. Quarterly of Applied Mathematics, 57 (3), 465−474.
1.1.
1999
Janno, J.; von Wolfersdorf, L. (1999). An inverse problem for identification of a time- and space-dependent memory kernel of a special kind in heat conduction. Inverse Problems, 15 (6), 1455−1467.
1.2.
1999
Janno, J. (1999). Nonlinear equations with operators satisfying generalized Lipschitz conditions in scales. Zeitschrift für Analysis und Ihre Anwendungen, 18 (2), 287−295. DOI: 10.4171/ZAA/882.
3.1.
1999
von Wolfersdorf, L.; Janno, J. (1999). Identification of memory kernels in heat conduction and viscoelasticy. Optimal control of partial differential equations, 133: International Conference in Chemnitz, April 20-25,1998. Ed. Hoffmann, K.-H.; Leugering, G.; Troltzsch, F. Basel: Birkhäuser, 301−308. (International Series of Numerical Mathematics; 133).
1.1.
1998
Janno, J.; Wolfersdorf, L.von (1998). Inverse problems for identification of memory kernels in thermo- and poro-viscoelasticity. Mathematical Methods in The Applied Sciences, 21 (16), 1495−1517.
1.1.
1998
Janno, J.; Wolfersdorf, L.von (1998). Identification of weakly singular memory kernels in viscoelasticity. Zeitschrift für Angewandte Mathematik und Mechanik, 78 (6), 391−403.
1.2.
1998
Janno, J.; Wolfersdorf, L.V. (1998). Identification of memory kernels in general linear heat flow. Journal of Inverse and Ill-Posed Problems, 6 (2), 141−164.
3.1.
1998
von Wolfersdorf, Lothar; Janno, Jaan (1998). Inverse problems for memory kernels in heat flow. Inverse problems in engineering: theory and practice: presented at the 2nd International Conference on Inverse Problems in Engineering: Theory and Practice, June 9-14, 1996, Le Croisic, France. Ed. Delaunay,D.; Jarny,Y.; Woodbury,K.A. New York: ASME (American Society of Mechanical Engineers), 431−438.
1.1.
1997
Janno, J. (1997). Discretization and regularization of an inverse problem related to a quasilinear hyperbolic integrodifferential equation. Inverse Problems, 13 (3), 711−728.
1.1.
1997
Janno, J.; Wolfersdorf, L.von (1997). Inverse problems for identification of memory kernels in viscoelasticity. Mathematical Methods in The Applied Sciences, 20 (4), 291−314.
1.1.
1997
Janno, J. (1997). On a regularization method for the autoconvolution equation. Zeitschrift für Angewandte Mathematik und Mechanik, 77 (5), 393−394. DOI: 10.1002/zamm.19970770521.
1.1.
1997
Janno, J.; Wolfersdorf, L.von (1997). Identification of weakly singular memory kernels in heat conduction. Zeitschrift für Angewandte Mathematik und Mechanik, 77 (4), 243−257. DOI: 10.1002/zamm.19970770403.
3.4.
1997
Janno, Jaan (1997). Mittelineaarsetest konvolutsioonitüüpi võrranditest ja pöördülesannetest. Kivinukk, A.; Roomeldi, R.; Vichmann, F.. Eesti Matemaatika Selts. Aastaraamat 1992/1993 (3−13). . Tartu: Eesti Matemaatika Selts.
1.1.
1996
Janno, J. (1996). Global existence for a hyperbolic integrodifferential inverse problem. Forum Mathematicum, 8 (3), 303−317. DOI: 10.1515/form.1996.8.303.
1.1.
1996
Janno, J.; Wolfersdorf, L. (1996). On a class of multilinear operator equations. Zeitschrift für Analysis und Ihre Anwendungen, 15 (4), 935−948. DOI: 10.4171/ZAA/738.
1.2.
1996
Janno, J. (1996). The method of finite differences for an inverse problem related to a one-dimensional viscoelastic equation of motion. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 45 (4), 292−316.
1.2.
1996
Janno, J.; Wolfersdorf, L. (1996). Inverse problems for identification of memory kernels in heat flow. Journal of Inverse and Ill-Posed Problems, 4 (1), 39−66.
1.2.
1996
Janno, J. (1996). An inverse problem for a quasilinear integrodifferential wave equation. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 45 (1), 1−22.
1.2.
1995
Janno, J.; Wolfersdorf, L. (1995). Regularization of a class of nonlinear Volterra equations of a convolution type. Journal of Inverse and Ill-Posed Problems, 3 (3), 249−257.
1.2.
1995
Wolfersdorf, L.; Janno, J. (1995). On a class of nonlinear convolution equations. Zeitschrift für Analysis und Ihre Anwendungen, 14 (3), 497−508. DOI: 10.4171/ZAA/635.
1.2.
1995
Janno, J.; Ravasoo, A. (1995). The method of finite differences in solving an inverse problem for oscillation of nonlinear viscoelastic rod. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 44 (4), 420−436.
1.2.
1994
Janno, J. (1994). Necessary conditions for extremal solutions of two-dimensional Dirichlet problem. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 43 (1), 1−6.
1.1.
1992
Janno, J. (1992). On a well-posed approximation of an inverse problem in isotropic medium with memory. Numerical Functional Analysis and Optimization, 13, 277−286.
1.2.
1992
Janno, J. (1992). On determining extremal piezometric heads in one-dimensional model of groundwater flow. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 41 (3), 182−198.
1.2.
1991
Janno, J. (1991). On the identification of the coefficient of permeability by means of the method of characteristics. Proceedings of the Estonian Academy of Sciences. Physics. Mathematics, 40 (4), 258−265.
3.1.
1991
Janno, J. (1991). On an inverse problem for determining the creep function with a given boundary data close to a singular function. Estimation and control of distributed parameter systems: Proceedings of an International Conference, Vorau, July 8-14, 1990. Ed. Desch, W.; Kappel, F.; Kunisch, K. Basel: Birkhäuser, 187−195. (International Series of Numerical Mathematics; 100).
2.3.
1988
Янно, Яан (1988). Обратная задача для определения характеристики среды с памятью : автореферат ... кандидата физико-математических наук. (Doktoritöö, Академия наук СССР, Уральское отделение, Институт математики и механики). Свердловск : Академия наук СССР.
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ProgramTypeNumberNameProject startProject endPrincipal investigatorInstitutionFinancing
SFSF_0322519As030322519As03 ja 0322519Cs03 ei moodusta ühisteemat01.01.200331.12.2007Jaan JannoTallinn University of Technology , Institute of Cybernetics at TUT0,00 EUR
SFSF0140011s09Modern applied methods of algebra and analysis in the theory of differential and integral equations, mathematical physics and statistics01.01.200931.12.2014Peeter PuusempTallinn University of Technology , Faculty of Science262 828,22 EUR
MUUT242 (0140242s98)Applied methods of algebra and mathematical analysis01.01.199831.12.2002Peeter PuusempTallinn University of Technology ; Tallinn University of Technology , Faculty of Science, Department of Mathematics, Chair of Algebra and Geometry36 237,90 EUR
SFSF0322519Cs03Algebraic structures and applications of mathematical analysis01.01.200331.12.2007Peeter PuusempTallinn University of Technology , Faculty of Science90 626,71 EUR
SFSF0322519As03Analytical and nymerical methods in modelling01.01.200331.12.2007Jaan JannoTallinn University of Technology , Institute of Cybernetics at TUT205 559,03 EUR
PRGPRG832Direct and inverse scattering problem for singular and non-local media01.01.202031.12.2024Lassi Juhani PäivärintaTallinn University of Technology , School of Science, Department of Cybernetics337 500,00 EUR
IUTIUT33-24Wave propagation in complex media and applications01.01.201531.12.2020Andrus SalupereTallinn University of Technology , Institute of Cybernetics at TUT; Tallinn University of Technology , School of Science, Department of Cybernetics480 000,00 EUR
MUUSF320201s98Approximation for nonlinear mathematical models and control systems01.01.199831.12.2002Ülle KottaTallinn University of Technology ; Tallinn University of Technology , Institute of Cybernetics at TUT359 055,64 EUR
ETFETF6018Inverse problems for inhomogeneous and microstructured material identification01.01.200531.12.2008Jaan JannoTallinn University of Technology , Institute of Cybernetics at TUT34 576,96 EUR
SFSF0140083s08Mathematical models with nonlinearities, incomplete information and structural complexity 01.01.200831.12.2013Inga KangroTallinn University of Technology , Institute of Cybernetics at TUT513 179,33 EUR
MUUG3616 (ETF3616)Approximate solution of nonlinear operator equations and extremum problems01.01.199931.12.2001Riho LeppTallinn University of Technology ; Tallinn University of Technology , Institute of Cybernetics at TUT26 523,33 EUR
MUUG5006 (ETF5006)Numerical analysis in modelling01.01.200231.12.2005Otu VaarmannTallinn University of Technology ; Tallinn University of Technology , Institute of Cybernetics at TUT9 586,75 EUR
ETFETF7728Inverse problems for identification of materials with complex properties01.01.200931.12.2012Jaan JannoTallinn University of Technology , Institute of Cybernetics at TUT44 999,60 EUR
MUUG4706 (ETF4706)Inverse problems for description of properties and states of inhomogeneous materials01.01.200131.12.2004Jaan JannoTallinn University of Technology ; Tallinn University of Technology , Institute of Cybernetics at TUT38 538,72 EUR
PUT; PUT_OPPUT568Inverse problems for parabolic differential equations with fractional derivatives01.05.201531.12.2018Jaan JannoTallinn University of Technology , Faculty of Science; Tallinn University of Technology , School of Science, Department of Cybernetics211 200,00 EUR
MUUAR12139Smart composites: design and manufacturing01.07.201230.06.2015Jüri MajakTallinn University of Technology ; Tallinn University of Technology , Faculty of Mechanical Engineering, Department of Mechanical and Industrial Engineering , Chair of Production Engineering535 253,40 EUR