Edit Profile (opens in new tab) Janas, Jan Co-Author Distance Author ID: janas.jan Published as: Janas, Jan; Janas, J.; Yanas, Ya. more...less External Links: MGP · Wikidata Documents Indexed: 82 Publications since 1971 6 Contributions as Editor Reviewing Activity: 91 Reviews Co-Authors: 20 Co-Authors with 45 Joint Publications 528 Co-Co-Authors all top 5 Co-Authors 43 single-authored 25 Naboko, Serguei N. 5 Kurasov, Pavel B. 5 Moszyński, Marcin 5 Stolz, Gunter 4 Boutet de Monvel, Anne Marie 4 Laptev, Ari 3 Rudol, Krzysztof 2 Cojuhari, Petru A. 2 Malejki, Maria 2 Silva, Luis O. 2 Stochel, Jan 2 Szafraniec, Franciszek Hugon 1 Gamble, A. Bruce 1 Jakóbczak, Piotr 1 Mykytyuk, Yaroslav V. 1 Olech, Czesław 1 Sheronova, E. 1 Simonov, Sergey A. 1 Zemánek, Jaroslav 1 Zielinski, Lech all top 5 Serials 9 Studia Mathematica 7 Annales Polonici Mathematici 6 Integral Equations and Operator Theory 6 Bulletin de l’Académie Polonaise des Sciences, Série des Sciences Mathématiques, Astronomiques et Physiques 5 Operator Theory: Advances and Applications 3 Acta Scientiarum Mathematicarum 3 Journal of Functional Analysis 3 Proceedings of the American Mathematical Society 3 Journal of Difference Equations and Applications 2 Colloquium Mathematicum 2 Journal of Approximation Theory 2 Journal of Computational and Applied Mathematics 2 Journal of Operator Theory 2 Bulletin de l’Académie Polonaise des Sciences. Série des Sciences Mathématiques 2 Bulletin of the Polish Academy of Sciences, Mathematics 1 Journal of Mathematical Analysis and Applications 1 Arkiv för Matematik 1 Reviews in Mathematical Physics 1 Glasgow Mathematical Journal 1 Mathematica Scandinavica 1 Mathematische Zeitschrift 1 Mathematika 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Annales Societatis Mathematicae Polonae. Seria I. Commentationes Mathematicae 1 Zeitschrift für Analysis und ihre Anwendungen 1 Constructive Approximation 1 IMRN. International Mathematics Research Notices 1 Proceedings of the Royal Irish Academy. Section A, Mathematical and Physical Sciences 1 SIAM Journal on Mathematical Analysis 1 St. Petersburg Mathematical Journal 1 Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Universitatis Iagellonicae Acta Mathematica 1 Zeszyty Naukowe Akademii Górniczo-Hutniczej Im. Stanisława Staszica. Opuscula Mathematica 1 Banach Center Publications 1 Operators and Matrices all top 5 Fields 81 Operator theory (47-XX) 25 Functional analysis (46-XX) 11 Difference and functional equations (39-XX) 7 Quantum theory (81-XX) 6 General and overarching topics; collections (00-XX) 6 Linear and multilinear algebra; matrix theory (15-XX) 3 Special functions (33-XX) 3 Partial differential equations (35-XX) 2 History and biography (01-XX) 2 Several complex variables and analytic spaces (32-XX) 2 Ordinary differential equations (34-XX) 2 Integral equations (45-XX) 1 Combinatorics (05-XX) 1 Topological groups, Lie groups (22-XX) 1 Functions of a complex variable (30-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) 1 Abstract harmonic analysis (43-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Biology and other natural sciences (92-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 59 Publications have been cited 499 times in 212 Documents Cited by ▼ Year ▼ Multithreshold spectral phase transitions for a class of Jacobi matrices. Zbl 1017.47025 Janas, J.; Naboko, S. 33 2001 Spectral properties of Jacobi matrices by asymptotic analysis. Zbl 1051.47026 Janas, Jan; Moszyński, Marcin 30 2003 Spectral analysis of selfadjoint Jacobi matrices with periodically modulated entries. Zbl 1011.47024 Janas, Jan; Naboko, Serguei 28 2002 Jacobi matrices with power-like weights – grouping in blocks approach. Zbl 0949.47024 Janas, Jan; Naboko, Serguei 26 1999 Infinite Jacobi matrices with unbounded entries: Asymptotics of eigenvalues and the transformation operator approach. Zbl 1091.47026 Janas, Jan; Naboko, Serguei 24 2004 Discreteness of the spectrum for some unbounded Jacobi matrices. Zbl 1211.47059 Cojuhari, Petru A.; Janas, Jan 19 2007 On unbounded hyponormal operators. Zbl 0684.47020 Janas, Jan 19 1989 Spectral theory for a class of periodically perturbed unbounded Jacobi matrices: Elementary methods. Zbl 1051.15007 Janas, Jan; Naboko, Serguei; Stolz, Gunter 18 2004 Spectral properties of selfadjoint Jacobi matrices coming from birth and death processes. Zbl 0996.47040 Janas, Jan; Naboko, Serguei 18 2001 On unbounded hyponormal operators. III. Zbl 0820.47025 Janas, J. 17 1994 Spectral gaps resulting from periodic perturbations of a class of Jacobi operators. Zbl 1071.39021 Dombrowski, J.; Janas, J.; Moszyński, M.; Pedersen, S. 17 2004 Asymptotic behavior of generalized eigenvectors of Jacobi matrices in the critical (“double root”) case. Zbl 1184.15008 Janas, J.; Naboko, S.; Sheronova, E. 17 2009 Alternative approaches to the absolute continuity of Jacobi matrices with monotonic weights. Zbl 1048.47019 Janas, Jan; Moszyński, Marcin 16 2002 A Weyl-Titchmarsh type formula for a discrete Schrödinger operator with Wigner-von Neumann potential. Zbl 1205.47029 Janas, Jan; Simonov, Sergey 16 2010 Decay bounds on eigenfunctions and the singular spectrum of unbounded Jacobi matrices. Zbl 1175.47029 Janas, Jan; Naboko, Serguei; Stolz, Günter 14 2009 The asymptotic analysis of generalized eigenvectors of some Jacobi operators. Jordan box case. Zbl 1100.39009 Janas, Jan 13 2006 Unbounded Toeplitz operators in the Segal-Bargmann space. II. Zbl 0824.47021 Janas, Jan; Stochel, Jan 13 1994 Unbounded Toeplitz operators in the Bargmann-Segal space. Zbl 0766.47004 Janas, J. 12 1991 Alternative approaches to asymptotic behaviour of eigenvalues of some unbounded Jacobi matrices. Zbl 1110.47020 Janas, Jan; Malejki, Maria 11 2007 New discrete Levinson type asymptotics of solutions of linear systems. Zbl 1096.39007 Janas, Jan; Moszyński, Marcin 11 2006 Jacobi matrices with absolutely continuous spectrum. Zbl 0910.47022 Janas, Jan; Naboko, Serguei 8 1999 Unbounded Jacobi matrices with a few gaps in the essential spectrum: Constructive examples. Zbl 1231.47027 Boutet de Monvel, Anne; Janas, Jan; Naboko, Serguei 8 2011 On unbounded hyponormal operators. II. Zbl 0772.47005 Janas, Jan 8 1992 Spectral analysis of unbounded Jacobi operators with oscillating entries. Zbl 1325.47067 Janas, Jan; Moszyński, Marcin 8 2012 Toeplitz operators in infinitely many variables. Zbl 0866.47016 Janas, Jan; Rudol, Krzysztof 7 1995 Toeplitz operators related to certain domains in \(\mathbb{C}^n\). Zbl 0337.47016 Janas, J. 7 1975 Inductive limit of operators and its applications. Zbl 0661.47027 Janas, J. 6 1988 Toeplitz operators on the Segal-Bargmann space of infinitely many variables. Zbl 0705.47024 Janas, J.; Rudol, K. 6 1990 On the point spectrum of periodic Jacobi matrices with matrix entries: elementary approach. Zbl 1362.47015 Janas, Jan; Naboko, Serguei 5 2015 Criteria for semiboundedness in a class of unbounded Jacobi operators. Zbl 1051.47027 Naboko, S. N.; Yanas, Ya. 4 2003 Asymptotics of generalized eigenvectors for unbounded Jacobi matrices with power-like weights, Pauli matrices commutation relations and Cesaro averaging. Zbl 0956.47012 Janas, Jan; Naboko, Serguei 4 2000 A note on invariant subspaces under multiplication by z in Bergman space. Zbl 0535.46028 Janas, J. 4 1983 On the theorem of Lebow and Mlak for several commuting operators. Zbl 0535.47003 Janas, J. 4 1983 Estimates of generalized eigenvectors of Hermitian Jacobi matrices with a gap in the essential spectrum. Zbl 1259.47039 Janas, J.; Naboko, S. 4 2013 Unbounded Toeplitz operators in the Segal-Bargmann space. III. Zbl 1029.47014 Janas, Jan 3 2001 Selfadjoint operator matrices with finite rows. Zbl 0894.47022 Janas, Jan; Stochel, Jan 3 1997 On the point spectrum of some Jacobi matrices. Zbl 0997.47018 Janas, Jan; Naboko, Serguei 3 1998 Elementary models of unbounded Jacobi matrices with a few bounded gaps in the essential spectrum. Zbl 1282.47043 Boutet De Monvel, Anne; Janas, Jan; Naboko, Serguei 3 2012 Asymptotics of large eigenvalues for a class of band matrices. Zbl 1294.47046 Boutet de Monvel, Anne; Janas, Jan; Zielinski, Lech 3 2013 Green matrix estimates of block Jacobi matrices. I: Unbounded gap in the essential spectrum. Zbl 1442.15013 Janas, Jan; Naboko, Sergey; Silva, Luis O. 3 2018 Criteria for the absence of eigenvalues of Jacobi matrices with matrix entries. Zbl 1340.47060 Janas, Jan 3 2014 Unbounded Jacobi matrices with empty absolutely continuous spectrum. Zbl 1156.47033 Cojuhari, Petru; Janas, Jan 2 2008 An application of the theorem of Rudin to the Toeplitz operators on odd spheres. Zbl 0333.46041 Janas, Jan 2 1976 Toeplitz operators for a certain class of function algebras. Zbl 0337.46045 Janas, J. 2 1976 Note on the joint spectrum of the Wiener-Hopf operators. Zbl 0337.47017 Janas, Jan 2 1975 Green matrix estimates of block Jacobi matrices. II: Bounded gap in the essential spectrum. Zbl 1442.15014 Janas, Jan; Naboko, Sergey; Silva, Luis O. 2 2020 Note on the spectrum and joint spectrum of hyponormal and Toeplitz operators. Zbl 0317.47015 Janas, J. 1 1975 Note on the spectral inclusion theorem for Toeplitz operators. Zbl 0374.47012 Janas, J. 1 1977 Note on a theorem of Dieudonné. Zbl 0574.43002 Janas, J. 1 1984 Similarity and the point spectrum of some non-selfadjoint Jacobi matrices. Zbl 1057.47036 Janas, Jan; Malejki, Maria; Mykytyuk, Yaroslav 1 2003 An operator version of the Newman-Shapiro isometry theorem. Zbl 0859.47019 Janas, Jan 1 1996 Linear operators. Proceedings of the semester organized at the Stefan Banach International Mathematical Center, Warsaw, Poland, February 7–May 15, 1994. Zbl 0863.00036 1 1997 Note on generalized commutation relations. Zbl 1065.47501 Janas, J. 1 1992 The essential spectrum of some unbounded Jacobi matrices: a generalization of the Last-Simon approach. Zbl 1481.47042 Boutet de Monvel, Anne; Janas, Jan; Naboko, Serguei 1 2018 Operator methods in mathematical physics. Conference on operator theory, analysis and mathematical physics (OTAMP) 2010, Bedlewo, Poland. Zbl 1257.00017 1 2013 Toeplitz operators for hypodirichlet algebras. Zbl 0447.47014 Janas, J. 1 1980 Some applications of functions of several complex variables to Toeplitz and subnormal operators. Zbl 0523.47016 Janas, J. 1 1983 Toeplitz spectral inclusion and generalized in modulus property. Zbl 0673.47025 Janas, J. 1 1988 Asymptotic of solutions of some linear difference equations and applications to unbounded Jacobi matrices. Zbl 1229.47044 Janas, Jan 1 2010 Green matrix estimates of block Jacobi matrices. II: Bounded gap in the essential spectrum. Zbl 1442.15014 Janas, Jan; Naboko, Sergey; Silva, Luis O. 2 2020 Green matrix estimates of block Jacobi matrices. I: Unbounded gap in the essential spectrum. Zbl 1442.15013 Janas, Jan; Naboko, Sergey; Silva, Luis O. 3 2018 The essential spectrum of some unbounded Jacobi matrices: a generalization of the Last-Simon approach. Zbl 1481.47042 Boutet de Monvel, Anne; Janas, Jan; Naboko, Serguei 1 2018 On the point spectrum of periodic Jacobi matrices with matrix entries: elementary approach. Zbl 1362.47015 Janas, Jan; Naboko, Serguei 5 2015 Criteria for the absence of eigenvalues of Jacobi matrices with matrix entries. Zbl 1340.47060 Janas, Jan 3 2014 Estimates of generalized eigenvectors of Hermitian Jacobi matrices with a gap in the essential spectrum. Zbl 1259.47039 Janas, J.; Naboko, S. 4 2013 Asymptotics of large eigenvalues for a class of band matrices. Zbl 1294.47046 Boutet de Monvel, Anne; Janas, Jan; Zielinski, Lech 3 2013 Operator methods in mathematical physics. Conference on operator theory, analysis and mathematical physics (OTAMP) 2010, Bedlewo, Poland. Zbl 1257.00017 1 2013 Spectral analysis of unbounded Jacobi operators with oscillating entries. Zbl 1325.47067 Janas, Jan; Moszyński, Marcin 8 2012 Elementary models of unbounded Jacobi matrices with a few bounded gaps in the essential spectrum. Zbl 1282.47043 Boutet De Monvel, Anne; Janas, Jan; Naboko, Serguei 3 2012 Unbounded Jacobi matrices with a few gaps in the essential spectrum: Constructive examples. Zbl 1231.47027 Boutet de Monvel, Anne; Janas, Jan; Naboko, Serguei 8 2011 A Weyl-Titchmarsh type formula for a discrete Schrödinger operator with Wigner-von Neumann potential. Zbl 1205.47029 Janas, Jan; Simonov, Sergey 16 2010 Asymptotic of solutions of some linear difference equations and applications to unbounded Jacobi matrices. Zbl 1229.47044 Janas, Jan 1 2010 Asymptotic behavior of generalized eigenvectors of Jacobi matrices in the critical (“double root”) case. Zbl 1184.15008 Janas, J.; Naboko, S.; Sheronova, E. 17 2009 Decay bounds on eigenfunctions and the singular spectrum of unbounded Jacobi matrices. Zbl 1175.47029 Janas, Jan; Naboko, Serguei; Stolz, Günter 14 2009 Unbounded Jacobi matrices with empty absolutely continuous spectrum. Zbl 1156.47033 Cojuhari, Petru; Janas, Jan 2 2008 Discreteness of the spectrum for some unbounded Jacobi matrices. Zbl 1211.47059 Cojuhari, Petru A.; Janas, Jan 19 2007 Alternative approaches to asymptotic behaviour of eigenvalues of some unbounded Jacobi matrices. Zbl 1110.47020 Janas, Jan; Malejki, Maria 11 2007 The asymptotic analysis of generalized eigenvectors of some Jacobi operators. Jordan box case. Zbl 1100.39009 Janas, Jan 13 2006 New discrete Levinson type asymptotics of solutions of linear systems. Zbl 1096.39007 Janas, Jan; Moszyński, Marcin 11 2006 Infinite Jacobi matrices with unbounded entries: Asymptotics of eigenvalues and the transformation operator approach. Zbl 1091.47026 Janas, Jan; Naboko, Serguei 24 2004 Spectral theory for a class of periodically perturbed unbounded Jacobi matrices: Elementary methods. Zbl 1051.15007 Janas, Jan; Naboko, Serguei; Stolz, Gunter 18 2004 Spectral gaps resulting from periodic perturbations of a class of Jacobi operators. Zbl 1071.39021 Dombrowski, J.; Janas, J.; Moszyński, M.; Pedersen, S. 17 2004 Spectral properties of Jacobi matrices by asymptotic analysis. Zbl 1051.47026 Janas, Jan; Moszyński, Marcin 30 2003 Criteria for semiboundedness in a class of unbounded Jacobi operators. Zbl 1051.47027 Naboko, S. N.; Yanas, Ya. 4 2003 Similarity and the point spectrum of some non-selfadjoint Jacobi matrices. Zbl 1057.47036 Janas, Jan; Malejki, Maria; Mykytyuk, Yaroslav 1 2003 Spectral analysis of selfadjoint Jacobi matrices with periodically modulated entries. Zbl 1011.47024 Janas, Jan; Naboko, Serguei 28 2002 Alternative approaches to the absolute continuity of Jacobi matrices with monotonic weights. Zbl 1048.47019 Janas, Jan; Moszyński, Marcin 16 2002 Multithreshold spectral phase transitions for a class of Jacobi matrices. Zbl 1017.47025 Janas, J.; Naboko, S. 33 2001 Spectral properties of selfadjoint Jacobi matrices coming from birth and death processes. Zbl 0996.47040 Janas, Jan; Naboko, Serguei 18 2001 Unbounded Toeplitz operators in the Segal-Bargmann space. III. Zbl 1029.47014 Janas, Jan 3 2001 Asymptotics of generalized eigenvectors for unbounded Jacobi matrices with power-like weights, Pauli matrices commutation relations and Cesaro averaging. Zbl 0956.47012 Janas, Jan; Naboko, Serguei 4 2000 Jacobi matrices with power-like weights – grouping in blocks approach. Zbl 0949.47024 Janas, Jan; Naboko, Serguei 26 1999 Jacobi matrices with absolutely continuous spectrum. Zbl 0910.47022 Janas, Jan; Naboko, Serguei 8 1999 On the point spectrum of some Jacobi matrices. Zbl 0997.47018 Janas, Jan; Naboko, Serguei 3 1998 Selfadjoint operator matrices with finite rows. Zbl 0894.47022 Janas, Jan; Stochel, Jan 3 1997 Linear operators. Proceedings of the semester organized at the Stefan Banach International Mathematical Center, Warsaw, Poland, February 7–May 15, 1994. Zbl 0863.00036 1 1997 An operator version of the Newman-Shapiro isometry theorem. Zbl 0859.47019 Janas, Jan 1 1996 Toeplitz operators in infinitely many variables. Zbl 0866.47016 Janas, Jan; Rudol, Krzysztof 7 1995 On unbounded hyponormal operators. III. Zbl 0820.47025 Janas, J. 17 1994 Unbounded Toeplitz operators in the Segal-Bargmann space. II. Zbl 0824.47021 Janas, Jan; Stochel, Jan 13 1994 On unbounded hyponormal operators. II. Zbl 0772.47005 Janas, Jan 8 1992 Note on generalized commutation relations. Zbl 1065.47501 Janas, J. 1 1992 Unbounded Toeplitz operators in the Bargmann-Segal space. Zbl 0766.47004 Janas, J. 12 1991 Toeplitz operators on the Segal-Bargmann space of infinitely many variables. Zbl 0705.47024 Janas, J.; Rudol, K. 6 1990 On unbounded hyponormal operators. Zbl 0684.47020 Janas, Jan 19 1989 Inductive limit of operators and its applications. Zbl 0661.47027 Janas, J. 6 1988 Toeplitz spectral inclusion and generalized in modulus property. Zbl 0673.47025 Janas, J. 1 1988 Note on a theorem of Dieudonné. Zbl 0574.43002 Janas, J. 1 1984 A note on invariant subspaces under multiplication by z in Bergman space. Zbl 0535.46028 Janas, J. 4 1983 On the theorem of Lebow and Mlak for several commuting operators. Zbl 0535.47003 Janas, J. 4 1983 Some applications of functions of several complex variables to Toeplitz and subnormal operators. Zbl 0523.47016 Janas, J. 1 1983 Toeplitz operators for hypodirichlet algebras. Zbl 0447.47014 Janas, J. 1 1980 Note on the spectral inclusion theorem for Toeplitz operators. Zbl 0374.47012 Janas, J. 1 1977 An application of the theorem of Rudin to the Toeplitz operators on odd spheres. Zbl 0333.46041 Janas, Jan 2 1976 Toeplitz operators for a certain class of function algebras. Zbl 0337.46045 Janas, J. 2 1976 Toeplitz operators related to certain domains in \(\mathbb{C}^n\). Zbl 0337.47016 Janas, J. 7 1975 Note on the joint spectrum of the Wiener-Hopf operators. Zbl 0337.47017 Janas, Jan 2 1975 Note on the spectrum and joint spectrum of hyponormal and Toeplitz operators. Zbl 0317.47015 Janas, J. 1 1975 all cited Publications top 5 cited Publications all top 5 Cited by 199 Authors 22 Naboko, Serguei N. 20 Janas, Jan 11 Świderski, Grzegorz 10 Stochel, Jan 9 Boutet de Monvel, Anne Marie 9 Zielinski, Lech 8 Malamud, Mark M. 8 Moszyński, Marcin 7 Simonov, Sergey A. 6 Budzyński, Piotr 6 Silva, Luis O. 6 Trojan, Bartosz 6 Yafaev, Dimitri R. 5 Bauer, Wolfram 5 Budyka, Viktoriya S. 5 Jabłoński, Zenon Jan 5 Johnsen, Jon 5 Jung, Il Bong 4 Dehimi, Souheyb 4 Lukic, Milivoje 4 Malejki, Maria 4 Mortad, Mohammed Hichem 3 Charif, Mirna 3 Jakóbczak, Piotr 3 Judge, Edmund 3 Kostenko, Aleksey S. 3 Liu, Wencai 3 Mandich, Marc-Adrien 3 Melnikov, Yuri B. 3 Motyka, Wojciech 3 Rozenblum, Grigori V. 3 Sahbani, Jaouad 3 Tretter, Christiane 3 Wood, Ian Geoffrey 2 Aljawi, Salma 2 Arlins’kyĭ, Yuriĭ Moĭseĭovych 2 Chavan, Sameer Laxman 2 Christensen, Ann-Eva 2 Cichoń, Dariusz 2 Damanik, David 2 Gupta, Rajeev Kumar drrkbgupta yahoo. co. in 2 Izuchi, Keiji 2 Kooman, Robert-Jan 2 Le, Trieu 2 Liegener, Klaus 2 Mancera, Carmen H. 2 Marletta, Marco 2 Ong, Darren C. 2 Paúl, Pedro José 2 Płaneta, Artur 2 Řehák, Pavel 2 Rodriguez Rodriguez, Miguel Angel 2 Safronov, Oleg 2 Simon, Barry 2 Sinha, Kalyan B. 2 Turuntaeva, Irina V. 2 Yabuta, Kôzô 1 Abdelhedi, Bouthaina 1 Aggarwal, Amita 1 Agure, John Ogonji 1 Albeverio, Sergio A. 1 Ambogo, David Otieno 1 Aptekarev, Alexander Ivanovich 1 Astaburuaga, María Angélica 1 Bahr, Benjamin 1 Banasiak, Jacek 1 Beberok, Tomasz 1 Beckus, Siegfried 1 Behncke, Horst 1 Benzi, Michele 1 Birbonshi, Riddhick 1 Bodmann, Bernhard G. 1 Borichev, Aleksandr Aleksandrovich 1 Boubaker, Wissal 1 Bourget, Olivier 1 Braeutigam, Irina N. 1 Breuer, Jonathan 1 Brown, B. Malcolm 1 Cao, Guangfu 1 Cojuhari, Petru A. 1 Conway, John B. 1 Cortés, Víctor H. 1 de Oliveira, César R. 1 Djakov, Plamen B. 1 Dombrowski, Joanne 1 Dymek, Piotr 1 El-Shabrawy, Saad R. 1 Engliš, Miroslav 1 Exner, Pavel 1 Fino, Ahmad Z. 1 Fritzsche, Bernd 1 Fulsche, Robert 1 Geronimo, Jeffrey S. 1 Gleason, Jim 1 Golénia, Sylvain 1 Grigoryan, T. A. 1 Gudoshnikov, Ivan 1 Gupta, Anuradha 1 Gwaltney, Ethan 1 Han, Kaikai ...and 99 more Authors all top 5 Cited in 78 Serials 23 Journal of Mathematical Analysis and Applications 19 Integral Equations and Operator Theory 14 Journal of Approximation Theory 11 Journal of Difference Equations and Applications 10 Journal of Functional Analysis 8 Proceedings of the American Mathematical Society 6 Constructive Approximation 5 Transactions of the American Mathematical Society 5 Opuscula Mathematica 5 Journal of Spectral Theory 4 Mathematische Nachrichten 4 Complex Analysis and Operator Theory 3 Journal of Computational and Applied Mathematics 3 Journal of Differential Equations 3 Annales Henri Poincaré 2 Communications in Mathematical Physics 2 Journal d’Analyse Mathématique 2 Journal of Mathematical Physics 2 Mathematical Notes 2 Studia Mathematica 2 Arkiv för Matematik 2 Journal of Geometry and Physics 2 Czechoslovak Mathematical Journal 2 Functional Analysis and its Applications 2 Tôhoku Mathematical Journal. Second Series 2 Linear Algebra and its Applications 2 St. Petersburg Mathematical Journal 2 Comptes Rendus. Mathématique. Académie des Sciences, Paris 2 Central European Journal of Mathematics 2 Bulletin of Mathematical Sciences 1 Classical and Quantum Gravity 1 Computers & Mathematics with Applications 1 Israel Journal of Mathematics 1 Linear and Multilinear Algebra 1 Mathematical Biosciences 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Nonlinearity 1 Reports on Mathematical Physics 1 Rocky Mountain Journal of Mathematics 1 Reviews in Mathematical Physics 1 Advances in Mathematics 1 Annales de l’Institut Fourier 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Glasgow Mathematical Journal 1 Inventiones Mathematicae 1 Journal of Soviet Mathematics 1 Mathematische Zeitschrift 1 Mathematika 1 Memoirs of the American Mathematical Society 1 Nagoya Mathematical Journal 1 Proceedings of the London Mathematical Society. Third Series 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Siberian Mathematical Journal 1 Zeitschrift für Analysis und ihre Anwendungen 1 Asymptotic Analysis 1 Mathematica Bohemica 1 The Journal of Geometric Analysis 1 Numerical Algorithms 1 Annals of Physics 1 Journal of Mathematical Sciences (New York) 1 Turkish Journal of Mathematics 1 Filomat 1 Doklady Mathematics 1 Mathematical Physics, Analysis and Geometry 1 Communications of the Korean Mathematical Society 1 International Journal of Applied Mathematics and Computer Science 1 Journal of High Energy Physics 1 Lobachevskii Journal of Mathematics 1 Journal of Evolution Equations 1 Proceedings of the National Academy of Sciences, India. Section A. Physical Sciences 1 Acta Mathematica Scientia. Series B. (English Edition) 1 Journal of Function Spaces and Applications 1 Operators and Matrices 1 Ufimskiĭ Matematicheskiĭ Zhurnal 1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 Journal of Mathematical Research with Applications 1 Axioms 1 Electronic Research Archive all top 5 Cited in 34 Fields 171 Operator theory (47-XX) 37 Difference and functional equations (39-XX) 30 Quantum theory (81-XX) 26 Functional analysis (46-XX) 20 Partial differential equations (35-XX) 19 Linear and multilinear algebra; matrix theory (15-XX) 19 Ordinary differential equations (34-XX) 14 Harmonic analysis on Euclidean spaces (42-XX) 13 Several complex variables and analytic spaces (32-XX) 13 Special functions (33-XX) 11 Functions of a complex variable (30-XX) 5 Dynamical systems and ergodic theory (37-XX) 5 Probability theory and stochastic processes (60-XX) 4 Sequences, series, summability (40-XX) 4 Numerical analysis (65-XX) 3 Systems theory; control (93-XX) 2 Combinatorics (05-XX) 2 Number theory (11-XX) 2 Approximations and expansions (41-XX) 2 Global analysis, analysis on manifolds (58-XX) 2 Mechanics of particles and systems (70-XX) 2 Statistical mechanics, structure of matter (82-XX) 1 Nonassociative rings and algebras (17-XX) 1 Group theory and generalizations (20-XX) 1 Real functions (26-XX) 1 Integral transforms, operational calculus (44-XX) 1 Integral equations (45-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Convex and discrete geometry (52-XX) 1 Differential geometry (53-XX) 1 Computer science (68-XX) 1 Optics, electromagnetic theory (78-XX) 1 Relativity and gravitational theory (83-XX) 1 Biology and other natural sciences (92-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. Updates and corrections should be made in Wikidata.