Edit Profile (opens in new tab) Putnam, Calvin R. Co-Author Distance Author ID: putnam.calvin-r Published as: Putnam, C. R.; Putnam, Calvin R. Documents Indexed: 142 Publications since 1948, including 1 Book 2 Further Contributions Co-Authors: 6 Co-Authors with 16 Joint Publications 67 Co-Co-Authors all top 5 Co-Authors 126 single-authored 5 Wintner, Aurel 4 Clancey, Kevin F. 4 Hartman, Philip 2 Clark, Douglas Napier 2 Douglas, Ronald George 2 Faddeev, Lyudvig Dmitrievich 2 Helson, Henry 2 Leiterer, Jürgen 2 McKean, Henry P. jun. 2 Naboko, Serguei N. 2 Nikol’skiĭ, Nikolaĭ Kapitonovich 2 Pavlov, Boris Sergeevich 2 Peller, Vladimir Vsevolodovich 2 Sakhnovych, Lev Aronovych 2 Smyth, M. R. F. 2 Szőkefalvi-Nagy, Béla 2 Vasyunin, Vasiliĭ Ivanovich 2 Vershik, Anatoliĭ Moiseevich 2 West, Timothy Trevor 1 Beck, W. A. 1 Conway, John B. 1 Helms, Lester L. all top 5 Serials 17 American Journal of Mathematics 12 Proceedings of the American Mathematical Society 10 Quarterly of Applied Mathematics 8 Transactions of the American Mathematical Society 7 Pacific Journal of Mathematics 6 Canadian Journal of Mathematics 6 Journal of Operator Theory 5 Acta Scientiarum Mathematicarum 5 Duke Mathematical Journal 5 Journal of the London Mathematical Society 4 Illinois Journal of Mathematics 4 Indiana University Mathematics Journal 4 Michigan Mathematical Journal 4 Journal of Mathematics and Mechanics 3 Mathematische Zeitschrift 3 Bulletin of the American Mathematical Society 3 Proceedings of the Glasgow Mathematical Association 2 Houston Journal of Mathematics 2 Journal of Mathematical Analysis and Applications 2 Journal of Functional Analysis 2 The Quarterly Journal of Mathematics. Oxford Second Series 2 Nieuw Archief voor Wiskunde. Derde Serie 2 Bollettino della Unione Matematica Italiana. Series III 2 Journal of the Society for Industrial & Applied Mathematics 1 American Mathematical Monthly 1 Acta Mathematica 1 Archiv der Mathematik 1 Commentarii Mathematici Helvetici 1 Glasgow Mathematical Journal 1 International Journal of Mathematics and Mathematical Sciences 1 Integral Equations and Operator Theory 1 Journal of the Mathematical Society of Japan 1 Journal of Soviet Mathematics 1 Mathematische Annalen 1 Mathematicae Notae 1 Portugaliae Mathematica 1 Proceedings of the National Academy of Sciences of the United States of America 1 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 1 American Journal of Physics 1 Physical Review, II. Series 1 Ergebnisse der Mathematik und ihrer Grenzgebiete 1 Zapiski Nauchnykh Seminarov Leningradskogo Otdeleniya Matematicheskogo Instituta Imeni V. A. Steklova all top 5 Fields 56 Operator theory (47-XX) 2 General and overarching topics; collections (00-XX) 2 Approximations and expansions (41-XX) 2 Functional analysis (46-XX) 1 Real functions (26-XX) 1 Measure and integration (28-XX) 1 Functions of a complex variable (30-XX) 1 Ordinary differential equations (34-XX) 1 Integral equations (45-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 86 Publications have been cited 665 times in 500 Documents Cited by ▼ Year ▼ Commutation properties of Hilbert space operators. Zbl 0149.35104 Putnam, C. R. 179 1967 On normal operators in Hilbert space. Zbl 0042.34501 Putnam, C. R. 71 1951 An inequality for the area of hyponormal spectra. Zbl 0197.10102 Putnam, C. R. 52 1970 Hyponormal contractions and strong power convergence. Zbl 0321.47018 Putnam, C. R. 18 1975 On the spectra of semi-normal operators. Zbl 0138.07901 Putnam, C. R. 18 1965 On the non-periodicity of the zeros of the Riemann zeta-function. Zbl 0055.06904 Putnam, C. R. 15 1954 Operators satisfying a \(G_1\) condition. Zbl 0437.47014 Putnam, C. R. 14 1979 On commutators of bounded matrices. Zbl 0042.01304 Putnam, C. R. 13 1951 On square roots of normal operators. Zbl 0083.11203 Putnam, C. R. 13 1957 Remarks on periodic sequences and the Riemannian zeta-function. Zbl 0056.29503 Putnam, C. R. 12 1954 The spectra of operators having resolvents of first-order growth. Zbl 0159.19702 Putnam, C. R. 11 1968 The spectra of subnormal operators. Zbl 0214.38902 Putnam, C. R. 11 1971 The least cluster point of the spectrum of boundary value problems. Zbl 0035.18304 Hartman, Philip; Putnam, Calvin R. 10 1948 A note on normal operators and their adjoints. Zbl 0071.33703 Beck, W. A.; Putnam, C. R. 10 1956 On commutators and Jacobi matrices. Zbl 0078.11601 Putnam, C. R. 10 1957 The local spectral behavior of completely subnormal operators. Zbl 0229.47021 Clancey, K. F.; Putnam, C. R. 9 1972 Resolvent vectors, invariant subspaces, and sets of zero capacity. Zbl 0245.47003 Putnam, C. R. 8 1973 The gaps in the essential spectra of wave equations. Zbl 0038.24804 Hartman, Philip; Putnam, Calvin R. 7 1950 The spectra of hyponormal integral operators. Zbl 0228.47035 Clancey, K. F.; Putnam, C. R. 7 1971 Almost normal operators, their spectra and invariant subspaces. Zbl 0267.47016 Putnam, C. R. 7 1973 On the spectra of certain boundary value problems. Zbl 0031.40102 Putnam, C. R. 6 1949 The connectedness of the orthogonal group in Hilbert space. Zbl 0042.26002 Putnam, Calvin R.; Wintner, Aurel 6 1951 An application of spectral theory to a singular calculus of variations problem. Zbl 0038.26501 Putnam, C. R. 6 1948 Spectra of polar factors of hypo normal operators. Zbl 0254.47040 Putnam, C. R. 6 1974 Commutators and absolutely continuous operators. Zbl 0101.33203 Putnam, C. R. 6 1958 The spectra of semi-normal singular integral operators. Zbl 0192.47802 Putnam, C. R. 5 1970 Normal parts of certain operators. Zbl 0236.47010 Clancey, K. F.; Putnam, C. R. 5 1972 Eigenvalues and boundary spectra. Zbl 0163.37803 Putnam, C. R. 5 1968 A similarity between hyponormal and normal spectra. Zbl 0239.47021 Putnam, C. R. 5 1972 On square roots and logarithms of self-adjoint operators. Zbl 0132.10104 Putnam, C. R. 5 1958 An irreducible subnormal operator with infinite multiplicities. Zbl 0568.47016 Conway, J. B.; Putnam, C. R. 5 1985 Commutators, absolutely continuous spectra, and singular integral operators. Zbl 0117.09103 Putnam, C. R. 5 1964 On isolated eigenfunctions associated with bounded potentials. Zbl 0037.34203 Putnam, C. R. 4 1950 The orthogonal group in Hilbert space. Zbl 0049.35502 Putnam, Calvin R.; Wintner, Aurel 4 1952 On the structure of semi-normal operators. Zbl 0199.45601 Putnam, C. R. 4 1963 On bounded matrices with non-negative elements. Zbl 0087.32201 Putnam, C. R. 4 1958 Unilateral stability and almost periodicity. Zbl 0107.29501 Putnam, C. R. 4 1960 On the spectra of commutators. Zbl 0056.34301 Putnam, C. R. 3 1954 Generalized projections and reducible subnormal operators. Zbl 0327.47010 Putnam, C. R. 3 1976 Hyponormal operators and low density spectra. Zbl 0157.45503 Putnam, C. R. 3 1968 The role of zero sets in the spectra of hyponormal operators. Zbl 0283.47019 Putnam, C. R. 3 1974 The spectra of completely hyponormal operators. Zbl 0219.47020 Putnam, C. R. 3 1971 The spectra of unbounded hyponormal operators. Zbl 0241.47021 Putnam, C. R. 3 1972 Trace norm inequalities for the measure of hyponormal spectra. Zbl 0239.47022 Putnam, C. R. 3 1972 Invariant subspaces of certain subnormal operators. Zbl 0287.47019 Putnam, C. R. 3 1974 Absolute values of completely hyponormal operators. Zbl 0496.47023 Putnam, C. R. 3 1982 On Toeplitz matrices, absolute continuity, and unitary equivalence. Zbl 0101.33301 Putnam, C. R. 3 1959 On differences of unitarily equivalent self-adjoint operators. Zbl 0104.08903 Putnam, C. R. 3 1960 On semi-normal operators. Zbl 0083.34702 Putnam, C. R. 3 1957 An oscillation criterion involving a minimum principle. Zbl 0037.34302 Putnam, C. R. 2 1949 On the unboundedness of the essential spectrum. Zbl 0048.32401 Putnam, C. R. 2 1952 Linear differential equations with almost periodic or Laplace transform coefficients. Zbl 0044.08902 Putnam, Calvin R.; Wintner, Aurel 2 1951 On the least eigenvalue of Hill’s equation. Zbl 0044.09204 Putnam, C. R. 2 1951 Remarks on certain operators of quantum field theory. Zbl 0055.21307 Putnam, C. R. 2 1954 On the continuous spectra of singular boundary value problems. Zbl 0055.31602 Putnam, C. R. 2 1954 Note on some oscillation criteria. Zbl 0067.06202 Putnam, C. R. 2 1955 Almost isolated spectral parts and invariant subspaces. Zbl 0304.47029 Putnam, C. R. 2 1976 Absolute continuity of singular integral operators. Zbl 0179.47001 Putnam, C. R. 2 1969 Stability in incompressible systems. Zbl 0083.08501 Helms, L. L.; Putnam, C. R. 2 1958 Singly generated hyponormal \(C^*\)-algebras. Zbl 0538.47016 Putnam, C. R. 2 1984 On the spectra of group commutators. Zbl 0091.10503 Putnam, C. R.; Wintner, A. 2 1958 The cluster spectra of bounded potentials. Zbl 0035.18401 Putnam, C. R. 1 1949 The comparison of spectra belonging to potentials with a bounded difference. Zbl 0042.32603 Putnam, C. R. 1 1951 On the gaps in the spectrum of the Hill equation. Zbl 0057.31804 Putnam, C. R. 1 1954 The quantum-mechanical equations of motion and commutation relations. Zbl 0043.21101 Putnam, C. R. 1 1951 Stability and almost periodicity in dynamical systems. Zbl 0056.08501 Putnam, C. R. 1 1954 A norm inequality in hyponormal operator theory. Zbl 0304.47030 Putnam, C. R. 1 1976 Peak sets and subnormal operators. Zbl 0344.47015 Putnam, C. R. 1 1977 Rational approximation and Swiss cheeses. Zbl 0373.30036 Putnam, C. R. 1 1977 Positive perturbations and unitary equivalence. Zbl 0343.47020 Putnam, C. R. 1 1977 Spectra and measure inequalities. Zbl 0367.47005 Putnam, C. R. 1 1977 Singular potentials and positive spectra. Zbl 0169.44201 Putnam, C. R. 1 1968 Wave operators and absolutely continuous spectra. Zbl 0195.41604 Putnam, C. R. 1 1964 Hyponormal operators and spectral multiplicity. Zbl 0436.47017 Putnam, C. R. 1 1979 A polar area inequality for hyponormal spectra. Zbl 0452.47026 Putnam, C. R. 1 1980 Commutators, perturbations, and unitary spectra. Zbl 0173.43004 Putnam, C. R. 1 1961 Absolute continuity and generalized Reynolds operators. Zbl 0182.17404 Putnam, C. R. 1 1969 An inequality forthe area of hyponormal spectra. Zbl 0191.13302 Putnam, C. R. 1 1970 Perturbations of bounded operators. Zbl 0218.47013 Putnam, C. R. 1 1967 Dissipative J-self-adjoint operators and associated J-isometries. Zbl 0268.47038 Putnam, C. R. 1 1975 Absolute continuity and hyponormal operators. Zbl 0463.47019 Putnam, C. R. 1 1981 Invariant subspaces of operators having nearly disconnected spectra. Zbl 0465.47011 Putnam, C. R. 1 1979 Continuous spectra and unitary equivalence. Zbl 0081.12004 Putnam, C. R. 1 1957 Group commutators of bounded operators in Hilbert space. Zbl 0095.31301 Putnam, C. R. 1 1960 On future and past stability in incompressible systems. Zbl 0081.18203 Putnam, C. R. 1 1957 On the spectra of unitary half-scattering operators. Zbl 0114.06001 Putnam, C. R. 1 1962 An irreducible subnormal operator with infinite multiplicities. Zbl 0568.47016 Conway, J. B.; Putnam, C. R. 5 1985 Singly generated hyponormal \(C^*\)-algebras. Zbl 0538.47016 Putnam, C. R. 2 1984 Absolute values of completely hyponormal operators. Zbl 0496.47023 Putnam, C. R. 3 1982 Absolute continuity and hyponormal operators. Zbl 0463.47019 Putnam, C. R. 1 1981 A polar area inequality for hyponormal spectra. Zbl 0452.47026 Putnam, C. R. 1 1980 Operators satisfying a \(G_1\) condition. Zbl 0437.47014 Putnam, C. R. 14 1979 Hyponormal operators and spectral multiplicity. Zbl 0436.47017 Putnam, C. R. 1 1979 Invariant subspaces of operators having nearly disconnected spectra. Zbl 0465.47011 Putnam, C. R. 1 1979 Peak sets and subnormal operators. Zbl 0344.47015 Putnam, C. R. 1 1977 Rational approximation and Swiss cheeses. Zbl 0373.30036 Putnam, C. R. 1 1977 Positive perturbations and unitary equivalence. Zbl 0343.47020 Putnam, C. R. 1 1977 Spectra and measure inequalities. Zbl 0367.47005 Putnam, C. R. 1 1977 Generalized projections and reducible subnormal operators. Zbl 0327.47010 Putnam, C. R. 3 1976 Almost isolated spectral parts and invariant subspaces. Zbl 0304.47029 Putnam, C. R. 2 1976 A norm inequality in hyponormal operator theory. Zbl 0304.47030 Putnam, C. R. 1 1976 Hyponormal contractions and strong power convergence. Zbl 0321.47018 Putnam, C. R. 18 1975 Dissipative J-self-adjoint operators and associated J-isometries. Zbl 0268.47038 Putnam, C. R. 1 1975 Spectra of polar factors of hypo normal operators. Zbl 0254.47040 Putnam, C. R. 6 1974 The role of zero sets in the spectra of hyponormal operators. Zbl 0283.47019 Putnam, C. R. 3 1974 Invariant subspaces of certain subnormal operators. Zbl 0287.47019 Putnam, C. R. 3 1974 Resolvent vectors, invariant subspaces, and sets of zero capacity. Zbl 0245.47003 Putnam, C. R. 8 1973 Almost normal operators, their spectra and invariant subspaces. Zbl 0267.47016 Putnam, C. R. 7 1973 The local spectral behavior of completely subnormal operators. Zbl 0229.47021 Clancey, K. F.; Putnam, C. R. 9 1972 Normal parts of certain operators. Zbl 0236.47010 Clancey, K. F.; Putnam, C. R. 5 1972 A similarity between hyponormal and normal spectra. Zbl 0239.47021 Putnam, C. R. 5 1972 The spectra of unbounded hyponormal operators. Zbl 0241.47021 Putnam, C. R. 3 1972 Trace norm inequalities for the measure of hyponormal spectra. Zbl 0239.47022 Putnam, C. R. 3 1972 The spectra of subnormal operators. Zbl 0214.38902 Putnam, C. R. 11 1971 The spectra of hyponormal integral operators. Zbl 0228.47035 Clancey, K. F.; Putnam, C. R. 7 1971 The spectra of completely hyponormal operators. Zbl 0219.47020 Putnam, C. R. 3 1971 An inequality for the area of hyponormal spectra. Zbl 0197.10102 Putnam, C. R. 52 1970 The spectra of semi-normal singular integral operators. Zbl 0192.47802 Putnam, C. R. 5 1970 An inequality forthe area of hyponormal spectra. Zbl 0191.13302 Putnam, C. R. 1 1970 Absolute continuity of singular integral operators. Zbl 0179.47001 Putnam, C. R. 2 1969 Absolute continuity and generalized Reynolds operators. Zbl 0182.17404 Putnam, C. R. 1 1969 The spectra of operators having resolvents of first-order growth. Zbl 0159.19702 Putnam, C. R. 11 1968 Eigenvalues and boundary spectra. Zbl 0163.37803 Putnam, C. R. 5 1968 Hyponormal operators and low density spectra. Zbl 0157.45503 Putnam, C. R. 3 1968 Singular potentials and positive spectra. Zbl 0169.44201 Putnam, C. R. 1 1968 Commutation properties of Hilbert space operators. Zbl 0149.35104 Putnam, C. R. 179 1967 Perturbations of bounded operators. Zbl 0218.47013 Putnam, C. R. 1 1967 On the spectra of semi-normal operators. Zbl 0138.07901 Putnam, C. R. 18 1965 Commutators, absolutely continuous spectra, and singular integral operators. Zbl 0117.09103 Putnam, C. R. 5 1964 Wave operators and absolutely continuous spectra. Zbl 0195.41604 Putnam, C. R. 1 1964 On the structure of semi-normal operators. Zbl 0199.45601 Putnam, C. R. 4 1963 On the spectra of unitary half-scattering operators. Zbl 0114.06001 Putnam, C. R. 1 1962 Commutators, perturbations, and unitary spectra. Zbl 0173.43004 Putnam, C. R. 1 1961 Unilateral stability and almost periodicity. Zbl 0107.29501 Putnam, C. R. 4 1960 On differences of unitarily equivalent self-adjoint operators. Zbl 0104.08903 Putnam, C. R. 3 1960 Group commutators of bounded operators in Hilbert space. Zbl 0095.31301 Putnam, C. R. 1 1960 On Toeplitz matrices, absolute continuity, and unitary equivalence. Zbl 0101.33301 Putnam, C. R. 3 1959 Commutators and absolutely continuous operators. Zbl 0101.33203 Putnam, C. R. 6 1958 On square roots and logarithms of self-adjoint operators. Zbl 0132.10104 Putnam, C. R. 5 1958 On bounded matrices with non-negative elements. Zbl 0087.32201 Putnam, C. R. 4 1958 Stability in incompressible systems. Zbl 0083.08501 Helms, L. L.; Putnam, C. R. 2 1958 On the spectra of group commutators. Zbl 0091.10503 Putnam, C. R.; Wintner, A. 2 1958 On square roots of normal operators. Zbl 0083.11203 Putnam, C. R. 13 1957 On commutators and Jacobi matrices. Zbl 0078.11601 Putnam, C. R. 10 1957 On semi-normal operators. Zbl 0083.34702 Putnam, C. R. 3 1957 Continuous spectra and unitary equivalence. Zbl 0081.12004 Putnam, C. R. 1 1957 On future and past stability in incompressible systems. Zbl 0081.18203 Putnam, C. R. 1 1957 A note on normal operators and their adjoints. Zbl 0071.33703 Beck, W. A.; Putnam, C. R. 10 1956 Note on some oscillation criteria. Zbl 0067.06202 Putnam, C. R. 2 1955 On the non-periodicity of the zeros of the Riemann zeta-function. Zbl 0055.06904 Putnam, C. R. 15 1954 Remarks on periodic sequences and the Riemannian zeta-function. Zbl 0056.29503 Putnam, C. R. 12 1954 On the spectra of commutators. Zbl 0056.34301 Putnam, C. R. 3 1954 Remarks on certain operators of quantum field theory. Zbl 0055.21307 Putnam, C. R. 2 1954 On the continuous spectra of singular boundary value problems. Zbl 0055.31602 Putnam, C. R. 2 1954 On the gaps in the spectrum of the Hill equation. Zbl 0057.31804 Putnam, C. R. 1 1954 Stability and almost periodicity in dynamical systems. Zbl 0056.08501 Putnam, C. R. 1 1954 The orthogonal group in Hilbert space. Zbl 0049.35502 Putnam, Calvin R.; Wintner, Aurel 4 1952 On the unboundedness of the essential spectrum. Zbl 0048.32401 Putnam, C. R. 2 1952 On normal operators in Hilbert space. Zbl 0042.34501 Putnam, C. R. 71 1951 On commutators of bounded matrices. Zbl 0042.01304 Putnam, C. R. 13 1951 The connectedness of the orthogonal group in Hilbert space. Zbl 0042.26002 Putnam, Calvin R.; Wintner, Aurel 6 1951 Linear differential equations with almost periodic or Laplace transform coefficients. Zbl 0044.08902 Putnam, Calvin R.; Wintner, Aurel 2 1951 On the least eigenvalue of Hill’s equation. Zbl 0044.09204 Putnam, C. R. 2 1951 The comparison of spectra belonging to potentials with a bounded difference. Zbl 0042.32603 Putnam, C. R. 1 1951 The quantum-mechanical equations of motion and commutation relations. Zbl 0043.21101 Putnam, C. R. 1 1951 The gaps in the essential spectra of wave equations. Zbl 0038.24804 Hartman, Philip; Putnam, Calvin R. 7 1950 On isolated eigenfunctions associated with bounded potentials. Zbl 0037.34203 Putnam, C. R. 4 1950 On the spectra of certain boundary value problems. Zbl 0031.40102 Putnam, C. R. 6 1949 An oscillation criterion involving a minimum principle. Zbl 0037.34302 Putnam, C. R. 2 1949 The cluster spectra of bounded potentials. Zbl 0035.18401 Putnam, C. R. 1 1949 The least cluster point of the spectrum of boundary value problems. Zbl 0035.18304 Hartman, Philip; Putnam, Calvin R. 10 1948 An application of spectral theory to a singular calculus of variations problem. Zbl 0038.26501 Putnam, C. R. 6 1948 all cited Publications top 5 cited Publications all top 5 Cited by 468 Authors 32 Putnam, Calvin R. 16 Mortad, Mohammed Hichem 12 Clancey, Kevin F. 10 Stochel, Jan 9 Pincus, Joel D. 8 Bachir, Ahmed 8 Xia, Daoxing 7 Chō, Muneo 7 Furuta, Takayuki 6 Duggal, Bhagwati Prashad 6 Kulkarni, Sudhir Hanmantrao 6 Uchiyama, Atsushi 5 Arai, Asao 5 Jørgensen, Palle E. T. 5 Martin, Mircea 5 Schmüdgen, Konrad 5 Shul’man, Viktor Semënovich 5 Sid Ahmed, Ould Ahmed Mahmoud 4 Agler, Jim 4 Bikchentaev, Aĭrat Midkhatovich 4 Carey, Richard W. 4 Dehimi, Souheyb 4 Everitt, William Norrie 4 Gustafson, Karl Edwin 4 Kittaneh, Fuad 4 Mnatsakanova, M. N. 4 Prasad, Thankarajan 4 Simon, Barry 4 Stampfli, Joseph Gail 4 Stankus, Mark 4 Steuding, Jörn 4 Vernov, Yu. S. 4 Wadhwa, Bhushan L. 4 Weidmann, Joachim 3 Berberian, Sterling K. 3 Conway, John B. 3 Dhara, Kousik 3 Gérard, Christian 3 Istratescu, Ioana I. 3 Jabłoński, Zenon Jan 3 Jung, Il Bong 3 Kauffman, Robert M. 3 Moslehian, Mohammad Sal 3 Paliogiannis, Fotios C. 3 Pedersen, Steen 3 Piepenbrink, John 3 Radjabalipour, Mehdi 3 Robbins, Steven M. 3 Sayyaf, Nawal Ali 3 Stanković, Hranislav 3 Stochel, Jerzy Bartłomiej 3 Tanahashi, Kôtarô 3 Wu, Peiyuan 2 Albeverio, Sergio A. 2 Alshammari, Hadi Obaid 2 Aluthge, Ariyadasa 2 Antoniou, Ioannis E. 2 Apostol, Constantin Gelu 2 Astaburuaga, María Angélica 2 Bakherad, Mojtaba 2 Bala, Neeru 2 Ber, Aleksey Feliksovich 2 Bouldin, Richard 2 Chavan, Sameer Laxman 2 Chojnacki, Wojciech 2 Colbrook, Matthew J. 2 Cortés, Víctor H. 2 Dana, Mansour 2 de la Harpe, Pierre 2 Deutsch, Emeric 2 Dixit, Atul 2 Dombrowski, Joanne 2 Feldman, Nathan S. 2 Fong, Che-Kao 2 Gao, Fugen 2 Georgescu, Vladimir 2 Gesztesy, Fritz 2 Golénia, Sylvain 2 Häfner, Dietrich 2 Halpern, Herbert 2 Hiroshima, Fumio 2 Istrăţescu, Vasile Ion 2 Khavinson, Dmitry S. 2 Ko, Eungil 2 Krishnan, Arundhathi 2 Kurepa, Svetozar 2 Lapidus, Michel L. 2 Lavine, Richard B. 2 Lee, Jieun 2 Lee, Junghun 2 Li, Xiaochun 2 Lombarkia, Farida 2 Majdak, Witold 2 McGuire, Paul J. 2 Miers, C. Robert 2 Moretti, Valter 2 Moszyński, Marcin 2 Muhly, Paul Scott 2 Nabavi Sales, S. M. S. 2 Oppio, Marco ...and 368 more Authors all top 5 Cited in 144 Serials 63 Proceedings of the American Mathematical Society 32 Integral Equations and Operator Theory 30 Journal of Functional Analysis 27 Journal of Mathematical Analysis and Applications 26 Transactions of the American Mathematical Society 14 Mathematische Zeitschrift 12 Linear Algebra and its Applications 11 Journal of Mathematical Physics 11 Mathematische Annalen 11 Complex Analysis and Operator Theory 8 Glasgow Mathematical Journal 8 Bulletin of the American Mathematical Society 8 Operators and Matrices 7 Communications in Mathematical Physics 7 Archiv der Mathematik 7 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 5 Bulletin of the Australian Mathematical Society 5 Journal of Differential Equations 5 Proceedings of the Japan Academy 4 Acta Mathematica 4 Advances in Mathematics 4 Annali di Matematica Pura ed Applicata. Serie Quarta 4 Journal of Philosophical Logic 4 Journal of Soviet Mathematics 4 Rendiconti del Circolo Matemàtico di Palermo. Serie II 4 Tôhoku Mathematical Journal. Second Series 4 Filomat 4 Journal of Inequalities and Applications 4 Advances in Operator Theory 3 Journal d’Analyse Mathématique 3 Theoretical and Mathematical Physics 3 Reviews in Mathematical Physics 3 Functional Analysis and its Applications 3 Monatshefte für Mathematik 3 Publications of the Research Institute for Mathematical Sciences, Kyoto University 3 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 3 The Journal of Analysis 3 Bulletin des Sciences Mathématiques 2 Letters in Mathematical Physics 2 Linear and Multilinear Algebra 2 Ukrainian Mathematical Journal 2 Acta Scientiarum Mathematicarum 2 Compositio Mathematica 2 Journal of Approximation Theory 2 Journal of Number Theory 2 Mathematische Nachrichten 2 Proceedings of the Japan Academy. Series A 2 Quaestiones Mathematicae 2 Results in Mathematics 2 Synthese 2 Zeitschrift für Wahrscheinlichkeitstheorie und Verwandte Gebiete 2 Constructive Approximation 2 International Journal of Mathematics 2 Annales de l’Institut Henri Poincaré. Physique Théorique 2 Positivity 2 Journal of Nonlinear Mathematical Physics 2 Lobachevskii Journal of Mathematics 2 Annales Henri Poincaré 2 Nihonkai Mathematical Journal 2 Studies in History and Philosophy of Science. Part B. Studies in History and Philosophy of Modern Physics 2 Bulletin of Mathematical Sciences 2 AIMS Mathematics 1 International Journal of Modern Physics A 1 Analysis Mathematica 1 Applicable Analysis 1 Communications on Pure and Applied Mathematics 1 Indian Journal of Pure & Applied Mathematics 1 International Journal of Theoretical Physics 1 Information Processing Letters 1 Israel Journal of Mathematics 1 Mathematical Notes 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Moscow University Physics Bulletin 1 Physica A 1 Physics Reports 1 Studia Mathematica 1 Arkiv för Matematik 1 Chaos, Solitons and Fractals 1 Journal of Geometry and Physics 1 The Mathematical Intelligencer 1 Soviet Applied Mechanics 1 Archivum Mathematicum 1 Canadian Mathematical Bulletin 1 Colloquium Mathematicum 1 Czechoslovak Mathematical Journal 1 Duke Mathematical Journal 1 Journal of Algebra 1 Journal of Computational and Applied Mathematics 1 Journal of Multivariate Analysis 1 Journal für die Reine und Angewandte Mathematik 1 Kodai Mathematical Journal 1 Kyungpook Mathematical Journal 1 Manuscripta Mathematica 1 Mathematics and Computers in Simulation 1 Mathematica Slovaca 1 Mathematical Systems Theory 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Rendiconti dell’Istituto di Matematica dell’Università di Trieste 1 Siberian Mathematical Journal 1 Zeitschrift für Analysis und ihre Anwendungen ...and 44 more Serials all top 5 Cited in 43 Fields 337 Operator theory (47-XX) 68 Functional analysis (46-XX) 57 Quantum theory (81-XX) 26 Ordinary differential equations (34-XX) 24 Partial differential equations (35-XX) 19 Linear and multilinear algebra; matrix theory (15-XX) 16 Functions of a complex variable (30-XX) 15 Number theory (11-XX) 12 Topological groups, Lie groups (22-XX) 8 Harmonic analysis on Euclidean spaces (42-XX) 7 Integral equations (45-XX) 7 Probability theory and stochastic processes (60-XX) 6 Special functions (33-XX) 5 History and biography (01-XX) 5 Mathematical logic and foundations (03-XX) 5 Associative rings and algebras (16-XX) 5 Several complex variables and analytic spaces (32-XX) 5 Integral transforms, operational calculus (44-XX) 5 Statistical mechanics, structure of matter (82-XX) 4 Difference and functional equations (39-XX) 4 Abstract harmonic analysis (43-XX) 4 Calculus of variations and optimal control; optimization (49-XX) 3 Measure and integration (28-XX) 3 Approximations and expansions (41-XX) 3 Numerical analysis (65-XX) 3 Mechanics of particles and systems (70-XX) 2 Algebraic geometry (14-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Differential geometry (53-XX) 2 General topology (54-XX) 2 Global analysis, analysis on manifolds (58-XX) 2 Computer science (68-XX) 2 Systems theory; control (93-XX) 1 General and overarching topics; collections (00-XX) 1 Combinatorics (05-XX) 1 Nonassociative rings and algebras (17-XX) 1 Category theory; homological algebra (18-XX) 1 Group theory and generalizations (20-XX) 1 Real functions (26-XX) 1 Algebraic topology (55-XX) 1 Statistics (62-XX) 1 Relativity and gravitational theory (83-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX) Citations by Year