Edit Profile (opens in new tab) Friedrichs, Kurt Otto Compute Distance To: Compute Author ID: friedrichs.kurt-otto Published as: Friedrichs, K. O.; Friedrichs, K.; Friedrichs, Kurt; Friedrichs, Kurt O.; Friedrichs, Kurt Otto more...less Further Spellings: Фридрихс Курт Отто External Links: MacTutor · MGP · Wikidata · Math-Net.Ru · GND · IdRef Documents Indexed: 120 Publications since 1927, including 14 Books 1 Contribution as Editor Biographic References: 3 Publications Co-Authors: 18 Co-Authors with 35 Joint Publications 527 Co-Co-Authors all top 5 Co-Authors 84 single-authored 7 Lewy, Hans 7 Stoker, James J. 4 Courant, Richard 3 Lax, Peter David 3 Shapiro, Harold N. 3 von Kármán, Theodore 2 Horvay, Gabriel 1 Dressler, Robert F. 1 Galindo Tixaire, Alberto 1 Hyers, Donald H. 1 Keller, Herbert Bishop 1 Keller, Joseph Bishop 1 Rejto, P. A. 1 Schwartz, Jacob Theodore 1 Seidman, Thomas I. 1 Synge Morawetz, Cathleen 1 Vaillancourt, Rémi 1 von Mises, Richard 1 Wasow, Wolfgang R. 1 Wendroff, Burton all top 5 Serials 21 Mathematische Annalen 18 Communications on Pure and Applied Mathematics 6 American Journal of Mathematics 6 Proceedings of the National Academy of Sciences of the United States of America 5 Communications on Applied Mathematics 5 Nachrichten von der Gesellschaft der Wissenschaften zu Göttingen. Mathematisch-Physikalische Klasse 3 Jahresbericht der Deutschen Mathematiker-Vereinigung (DMV) 3 Transactions of the American Mathematical Society 3 Applied Mathematical Sciences 2 Journal of Applied Mechanics 2 Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) 2 Duke Mathematical Journal 2 Bulletin of the American Mathematical Society 1 Reviews of Modern Physics 1 Quarterly of Applied Mathematics 1 IBM Journal of Research and Development 1 SIAM Review 1 Annals of Mathematics. Second Series 1 Journal of Applied Physics 1 Colloques Internationaux du Centre National de la Recherche Scientifique 1 Courant Lecture Notes in Mathematics 1 Nachrichten der Akademie der Wissenschaften in Göttingen, Mathematisch-Physikalische Klasse. 2a, Mathematisch-Physikalisch-Chemische Abteilung 1 Contemporary Mathematicians all top 5 Fields 9 Partial differential equations (35-XX) 7 Fluid mechanics (76-XX) 5 Operator theory (47-XX) 3 History and biography (01-XX) 2 Global analysis, analysis on manifolds (58-XX) 2 Optics, electromagnetic theory (78-XX) 1 General and overarching topics; collections (00-XX) 1 Measure and integration (28-XX) 1 Ordinary differential equations (34-XX) 1 Integral equations (45-XX) 1 Functional analysis (46-XX) 1 Quantum theory (81-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 94 Publications have been cited 4,172 times in 3,803 Documents Cited by ▼ Year ▼ Supersonic flow and shock waves. Zbl 0041.11302Courant, Richard; Friedrichs, K. O. 970 1948 Über die partiellen Differenzengleichungen der mathematischen Physik. JFM 54.0486.01Courant, R.; Friedrichs, K.; Lewy, H. 444 1928 Symmetric positive linear differential equations. Zbl 0083.31802Friedrichs, K. O. 258 1958 Systems of conservation equations with a convex extension. Zbl 0229.35061Friedrichs, K. O.; Lax, P. D. 237 1971 Symmetric hyperbolic linear differential equations. Zbl 0059.08902Friedrichs, K. O. 219 1954 On the partial difference equations of mathematical physics. Zbl 0145.40402Courant, Richard; Friedrichs, K.; Lewy, H. 195 1967 Supersonic flow and shock waves. Reprint of the ed. published by Interscience Publishers, New York. Zbl 0365.76001Courant, R.; Friedrichs, K. O. 166 1976 On the boundary-value problems of the theory of elasticity and Korn’s inequality. Zbl 0029.17002Friedrichs, K. O. 126 1947 The identity of weak and strong extensions of differential operators. Zbl 0061.26201Friedrichs, K. O. 120 1944 On the perturbation of continuous spectra. Zbl 0031.31204Friedrichs, K. O. 115 1948 Differential forms on Riemannian manifolds. Zbl 0066.07504Friedrichs, K. O. 88 1955 The existence of solitary waves. Zbl 0057.42204Friedrichs, K. O.; Hyers, D. H. 81 1954 Spektraltheorie halbbeschränkter Operatoren und Anwendung auf die Spektralzerlegung von Differentialoperatoren. I. Zbl 0008.39203Friedrichs, Kurt 80 1934 On certain inequalities and characteristic value problems for analytic functions and for functions of two variables. JFM 63.0364.01Friedrichs, K. 80 1937 Mathematical aspects of the quantum theory of fields. V. Zbl 0052.44504Friedrichs, K. O. 73 1953 Perturbation of spectra in Hilbert space. Zbl 0142.11001Friedrichs, K. O. 71 1965 A boundary-layer theory for elastic plates. Zbl 0096.40001Friedrichs, K. O.; Dressler, R. F. 66 1961 On the differentiability of the solutions of linear elliptic differential equations. Zbl 0051.32703Friedrichs, K. O. 57 1953 Lectures on advanced ordinary differential equations. Zbl 0191.38202Friedrichs, K. O. 37 1965 Eine invariante Formulierung des Newtonschen Gravitationsgesetzes und des Grenzüberganges vom Einsteinschen zum Newtonschen Gesetz. JFM 53.0818.05Friedrichs, K. 33 1927 Boundary value problems for first order operators. Zbl 0178.11403Friedrichs, K. O.; Lax, P. D. 32 1965 Asymptotic phenomena in mathematical physics. Zbl 0068.16406Friedrichs, K. O. 30 1955 On the laws of relativistic electromagneto-fluid dynamics. Zbl 0308.76075Friedrichs, K. O. 28 1974 Die Randwert- und Eigenwertprobleme aus der Theorie der elastischen Platten. (Anwendung der direkten Methoden der Variationsrechnung.). JFM 53.0469.03Friedrichs, K. 26 1927 Singular perturbations of non-linear oscillations. Zbl 0061.19509Friedrichs, K. O.; Wasow, W. R. 24 1946 Über die Spektralzerlegung eines Integraloperators. Zbl 0018.07001Friedrichs, Kurt 23 1938 Über die ausgezeichnete Randbedingung in der Spektraltheorie der halbbeschränkten gewöhnlichen Differentialoperatoren zweiter Ordnung. JFM 61.1198.02Friedrichs, K. 22 1935 Spektraltheorie halbbeschränkter Operatoren und Anwendung auf die Spektralzerlegung von Differentialoperatoren. I, II. JFM 60.1078.01Friedrichs, K. 21 1934 Spectral theory of operators in Hilbert space. Zbl 0266.47001Friedrichs, K. O. 21 1973 Nonlinear hyperbolic differential equations for functions of two independent variables. Zbl 0039.10601Friedrichs, K. O. 20 1948 Ein Verfahren der Variationsrechnung, das Minimum eines Integrals als das Maximum eines anderen Ausdruckes darzustellen. JFM 55.0294.01Friedrichs, K. 20 1929 Conservation equations and the laws of motion in classical physics. Zbl 0379.35002Friedrichs, K. O. 20 1978 Pseudo-differential operators. An introduction. Lectures given in 1967- 1968 at the Courant Institute. Notes prepared with the assistance of R. Vaillancourt. 2nd revised ed. Zbl 0226.47028Friedrichs, K. O. 18 1970 Formation and decay of shock waves. Zbl 0039.41401Friedrichs, K. O. 17 1948 The non-linear boundary value problem of the buckled plate. Zbl 0026.16301Friedrichs, K. O.; Stoker, J. J. 16 1941 Special topics in fluid dynamics. Zbl 0212.58601Friedrichs, K. O. 16 1966 Water waves on a shallow sloping beach. Zbl 0030.37901Friedrichs, K. O. 14 1948 On differential operators in Hilbert spaces. Zbl 0020.36802Friedrichs, Kurt 13 1939 Integration over Hilbert space and outer extensions. Zbl 0077.31303Friedrichs, K. O.; Shapiro, H. N. 13 1957 Über ein Minimumproblem für Potentialströmungen mit freiem Rande. Zbl 0008.16605Friedrichs, Kurt 12 1933 A finite difference scheme for generalized Neumann problems. Zbl 0147.13901Friedrichs, K. O.; Keller, H. B. 12 1966 Über die Eindeutigkeit und das Abhängigkeitsgebiet der Lösungen beim Anfangswertproblem linearer hyperbolischer Differentialgleichungen. JFM 53.0474.02Friedrichs, K.; Lewy, H. 12 1927 Spektraltheorie halbbeschränkter Operatoren und Anwendung auf die Spektralzerlegung von Differentialoperatoren. II. Zbl 0009.07205Friedrichs, Kurt 11 1934 Criteria for discrete spectra. Zbl 0041.21004Friedrichs, K. O. 11 1950 Berichtigung zu der Arbeit: ”Spektraltheorie halbbeschränkter Operatoren I. und II. Teil” [Math. Ann. 109, 465-487, 685-713]. Zbl 0010.30403Friedrichs, Kurt 10 1935 On certain inequalities and characteristic value problems for analytic functions and for functions of two variables. I. Zbl 0017.02101Friedrichs, Kurt 10 1937 A theorem of Lichtenstein. Zbl 0029.26603Friedrichs, K. O. 10 1947 The dock problem. Zbl 0030.37902Friedrichs, K. O.; Lewy, Hans 10 1948 Das Anfangswertproblem einer beliebigen nicht-linearen hyperbolischen Differentialgleichung beliebiger Ordnung in zwei Variablen. Existenz, Eindeutigkeit und Abhängigkeitsbereich der Lösung. JFM 54.0520.01Friedrichs, K.; Lewy, H. 10 1928 On symmetrizable differential operators. Zbl 0184.36603Friedrichs, K. O.; Lax, P. D. 9 1967 Fluid dynamics. Zbl 0284.76001von Mises, R.; Friedrichs, K. O. 8 1971 On differential operators in Hilbert spaces. JFM 65.0508.02Friedrichs, K. 7 1939 Über ein Minimumproblem für Potentialströmungen mit freiem Rande. JFM 59.1447.01Friedrichs, K. 7 1933 An inequality for potential functions. Zbl 0061.22904Friedrichs, K. O. 6 1946 Kirchhoff’s boundary conditions and the edge effect for elastic plates. Zbl 0041.52907Friedrichs, K. O. 6 1950 On a perturbation through which a discrete spectrum becomes continuous. Zbl 0109.34005Friedrichs, K. O.; Rejto, P. A. 6 1962 Mathematical aspects of the quantum theory of fields. (Reprinted from ”Communications on Pure and Applied Mathematics”.). Zbl 0053.32602Friedrichs, K. O. 6 1953 Über fortsetzbare Anfangsbedingungen bei hyperbolischen Differentialgleichungen in drei Veränderlichen. Zbl 0004.35002Friedrichs, Kurt; Lewy, Hans 5 1932 Über die ausgezeichnete Randbedingung in der Spektraltheorie der halbbeschränkten gewöhnlichen Differentialoperatoren zweiter Ordnung. Zbl 0013.11902Friedrichs, Kurt 5 1935 Mathematical aspects of the quantum theory of fields. I. and II. Zbl 0045.28106Friedrichs, K. O. 5 1951 Integration of functionals. Zbl 0089.31601Friedrichs, K. O.; Shapiro, H. N.; Schwartz, J.; Seidman, T.; Wendroff, B. 5 1957 On Clarkson’s inequalities. Zbl 0195.12701Friedrichs, K. O. 5 1970 Über die Spektralzerlegung eines Operators. JFM 64.0381.03Friedrichs, K. 5 1938 Die unitären Invarianten selbstadjungierter Operatoren im Hilbertschen Raum. JFM 61.1198.01Friedrichs, K. 5 1935 On the minimum buck7ing load for spherical shells. Zbl 0060.42404Friedrichs, K. O. 5 1941 Buckling of the circular plate beyond the critical thrust. Zbl 0061.42901Friedrichs, K. O.; Stoker, J. J. 4 1942 Forced vibrations of systems with non-linear restoring force. Zbl 0061.19003Friedrichs, K. O.; Stoker, J. J. 4 1943 Criteria for the discrete character of the spectra of ordinary differential operators. Zbl 0035.34401Friedrichs, K. O. 4 1948 Geometrical acoustics. II: Diffraction, reflection and refraction of a weak spherical or cylindrical shock at a plane interface. Zbl 0068.19101Friedrichs, K. O.; Keller, Joseph B. 3 1955 Differential equation problems of classical mathematical physics. Zbl 0187.34704Friedrichs, K. O. 3 1969 The nonlinear boundary value problem of the buckled plate. JFM 67.0826.01Friedrichs, K. O.; Stoker, J. J. 3 1941 Berichtigung zu der Arbeit “Spektraltheorie halbbeschränkter Operatoren I. und II. Teil”. Math. Ann. 109, 465-487, 685-713 (1934). JFM 61.1198.03Friedrichs, K. 3 1935 Berichtigung zu der Arbeit “Spektraltheorie halbbeschränkter Operatoren, I. und II. Teil”. Math. Ann. 109; 465-487, 685-713. JFM 60.1078.02Friedrichs, K. 3 1935 Integration of functionals. A seminar. Edited by K. O. Friedrichs, H. N. Shapiro et al. 2nd ed. Zbl 0315.28008 3 1976 Unobserved observables and unobserved causality. Zbl 0441.47053Friedrichs, Kurt O. 2 1981 Spectral theory of operators in Hilbert space. 2nd corr. printing. Zbl 0451.47037Friedrichs, K. O. 2 1980 Von Neumann’s Hilbert space theory and partial differential equations. Zbl 0457.35002Friedrichs, K. O. 2 1980 Beiträge zur Theorie der Spektralschar. I: Spektralschar auf Intervallen und Spektralzerlegung unitärer Operatoren. Zbl 0009.25903Friedrichs, Kurt 2 1934 The edge effect in the bending of plates. Zbl 0040.26603Friedrichs, K. O. 2 1949 Boundary problems of linear differential equations independent of type. Zbl 0122.33201Friedrichs, K. O. 2 1960 On the wave function normalization in a simple model. Zbl 0125.46105Friedrichs, K. O.; Galindo, A. 2 1962 From Pythagoras to Einstein. Zbl 0148.23503Friedrichs, K. O. 2 1965 Differential equations of symmetric type. Zbl 0173.36502Friedrichs, K. O. 2 1962 The non-linear boundary value problem of the buckled plate. Zbl 0061.42806Friedrichs, K. O.; Stoker, J. J. 1 1939 On the non-occurrence of a limiting line in transonic flow. Zbl 0039.41403Friedrichs, K. O. 1 1948 Mathematical aspects of the quantum theory of fields. III. Zbl 0048.22302Friedrichs, K. O. 1 1952 Mathematical aspects of the quantum theory of fields. IV. Zbl 0049.27407Friedrichs, K. O. 1 1952 Pinch buckling. Zbl 0098.44104Friedrichs, K. O. 1 1960 Buckling of the circular plate beyond the critical thrust. JFM 68.0557.02Friedrichs, K. O.; Stoker, J. J. 1 1942 The non-linear boundary value problem of the buckled plate. JFM 65.1485.02Friedrichs, K. O.; Stoker, J. J. 1 1939 Bemerkung zur Hadamardschen Methode bei hyperbolischen Differentialgleichungen . JFM 58.0525.01Friedrichs, K. 1 1932 Über forsetzbare Anfangsbedingungen bei hyperbolischen Differentialgleichungen in drei Veränderlichen . JFM 58.0525.02Friedrichs, K.; Lewy, Hans 1 1932 Die Verallgemeinerung der Riemannschen Methode auf eine beliebige gerade Anzahl von Dimensionen. JFM 53.0475.01Friedrichs, K. 1 1927 On the differentiability of solutions of accretive linear differential equations. Zbl 0302.35016Friedrichs, K. O. 1 1974 Unobserved observables and unobserved causality. Zbl 0441.47053Friedrichs, Kurt O. 2 1981 Spectral theory of operators in Hilbert space. 2nd corr. printing. Zbl 0451.47037Friedrichs, K. O. 2 1980 Von Neumann’s Hilbert space theory and partial differential equations. Zbl 0457.35002Friedrichs, K. O. 2 1980 Conservation equations and the laws of motion in classical physics. Zbl 0379.35002Friedrichs, K. O. 20 1978 Supersonic flow and shock waves. Reprint of the ed. published by Interscience Publishers, New York. Zbl 0365.76001Courant, R.; Friedrichs, K. O. 166 1976 Integration of functionals. A seminar. Edited by K. O. Friedrichs, H. N. Shapiro et al. 2nd ed. Zbl 0315.28008 3 1976 On the laws of relativistic electromagneto-fluid dynamics. Zbl 0308.76075Friedrichs, K. O. 28 1974 On the differentiability of solutions of accretive linear differential equations. Zbl 0302.35016Friedrichs, K. O. 1 1974 Spectral theory of operators in Hilbert space. Zbl 0266.47001Friedrichs, K. O. 21 1973 Systems of conservation equations with a convex extension. Zbl 0229.35061Friedrichs, K. O.; Lax, P. D. 237 1971 Fluid dynamics. Zbl 0284.76001von Mises, R.; Friedrichs, K. O. 8 1971 Pseudo-differential operators. An introduction. Lectures given in 1967- 1968 at the Courant Institute. Notes prepared with the assistance of R. Vaillancourt. 2nd revised ed. Zbl 0226.47028Friedrichs, K. O. 18 1970 On Clarkson’s inequalities. Zbl 0195.12701Friedrichs, K. O. 5 1970 Differential equation problems of classical mathematical physics. Zbl 0187.34704Friedrichs, K. O. 3 1969 On the partial difference equations of mathematical physics. Zbl 0145.40402Courant, Richard; Friedrichs, K.; Lewy, H. 195 1967 On symmetrizable differential operators. Zbl 0184.36603Friedrichs, K. O.; Lax, P. D. 9 1967 Special topics in fluid dynamics. Zbl 0212.58601Friedrichs, K. O. 16 1966 A finite difference scheme for generalized Neumann problems. Zbl 0147.13901Friedrichs, K. O.; Keller, H. B. 12 1966 Perturbation of spectra in Hilbert space. Zbl 0142.11001Friedrichs, K. O. 71 1965 Lectures on advanced ordinary differential equations. Zbl 0191.38202Friedrichs, K. O. 37 1965 Boundary value problems for first order operators. Zbl 0178.11403Friedrichs, K. O.; Lax, P. D. 32 1965 From Pythagoras to Einstein. Zbl 0148.23503Friedrichs, K. O. 2 1965 On a perturbation through which a discrete spectrum becomes continuous. Zbl 0109.34005Friedrichs, K. O.; Rejto, P. A. 6 1962 On the wave function normalization in a simple model. Zbl 0125.46105Friedrichs, K. O.; Galindo, A. 2 1962 Differential equations of symmetric type. Zbl 0173.36502Friedrichs, K. O. 2 1962 A boundary-layer theory for elastic plates. Zbl 0096.40001Friedrichs, K. O.; Dressler, R. F. 66 1961 Boundary problems of linear differential equations independent of type. Zbl 0122.33201Friedrichs, K. O. 2 1960 Pinch buckling. Zbl 0098.44104Friedrichs, K. O. 1 1960 Symmetric positive linear differential equations. Zbl 0083.31802Friedrichs, K. O. 258 1958 Integration over Hilbert space and outer extensions. Zbl 0077.31303Friedrichs, K. O.; Shapiro, H. N. 13 1957 Integration of functionals. Zbl 0089.31601Friedrichs, K. O.; Shapiro, H. N.; Schwartz, J.; Seidman, T.; Wendroff, B. 5 1957 Differential forms on Riemannian manifolds. Zbl 0066.07504Friedrichs, K. O. 88 1955 Asymptotic phenomena in mathematical physics. Zbl 0068.16406Friedrichs, K. O. 30 1955 Geometrical acoustics. II: Diffraction, reflection and refraction of a weak spherical or cylindrical shock at a plane interface. Zbl 0068.19101Friedrichs, K. O.; Keller, Joseph B. 3 1955 Symmetric hyperbolic linear differential equations. Zbl 0059.08902Friedrichs, K. O. 219 1954 The existence of solitary waves. Zbl 0057.42204Friedrichs, K. O.; Hyers, D. H. 81 1954 Mathematical aspects of the quantum theory of fields. V. Zbl 0052.44504Friedrichs, K. O. 73 1953 On the differentiability of the solutions of linear elliptic differential equations. Zbl 0051.32703Friedrichs, K. O. 57 1953 Mathematical aspects of the quantum theory of fields. (Reprinted from ”Communications on Pure and Applied Mathematics”.). Zbl 0053.32602Friedrichs, K. O. 6 1953 Mathematical aspects of the quantum theory of fields. III. Zbl 0048.22302Friedrichs, K. O. 1 1952 Mathematical aspects of the quantum theory of fields. IV. Zbl 0049.27407Friedrichs, K. O. 1 1952 Mathematical aspects of the quantum theory of fields. I. and II. Zbl 0045.28106Friedrichs, K. O. 5 1951 Criteria for discrete spectra. Zbl 0041.21004Friedrichs, K. O. 11 1950 Kirchhoff’s boundary conditions and the edge effect for elastic plates. Zbl 0041.52907Friedrichs, K. O. 6 1950 The edge effect in the bending of plates. Zbl 0040.26603Friedrichs, K. O. 2 1949 Supersonic flow and shock waves. Zbl 0041.11302Courant, Richard; Friedrichs, K. O. 970 1948 On the perturbation of continuous spectra. Zbl 0031.31204Friedrichs, K. O. 115 1948 Nonlinear hyperbolic differential equations for functions of two independent variables. Zbl 0039.10601Friedrichs, K. O. 20 1948 Formation and decay of shock waves. Zbl 0039.41401Friedrichs, K. O. 17 1948 Water waves on a shallow sloping beach. Zbl 0030.37901Friedrichs, K. O. 14 1948 The dock problem. Zbl 0030.37902Friedrichs, K. O.; Lewy, Hans 10 1948 Criteria for the discrete character of the spectra of ordinary differential operators. Zbl 0035.34401Friedrichs, K. O. 4 1948 On the non-occurrence of a limiting line in transonic flow. Zbl 0039.41403Friedrichs, K. O. 1 1948 On the boundary-value problems of the theory of elasticity and Korn’s inequality. Zbl 0029.17002Friedrichs, K. O. 126 1947 A theorem of Lichtenstein. Zbl 0029.26603Friedrichs, K. O. 10 1947 Singular perturbations of non-linear oscillations. Zbl 0061.19509Friedrichs, K. O.; Wasow, W. R. 24 1946 An inequality for potential functions. Zbl 0061.22904Friedrichs, K. O. 6 1946 The identity of weak and strong extensions of differential operators. Zbl 0061.26201Friedrichs, K. O. 120 1944 Forced vibrations of systems with non-linear restoring force. Zbl 0061.19003Friedrichs, K. O.; Stoker, J. J. 4 1943 Buckling of the circular plate beyond the critical thrust. Zbl 0061.42901Friedrichs, K. O.; Stoker, J. J. 4 1942 Buckling of the circular plate beyond the critical thrust. JFM 68.0557.02Friedrichs, K. O.; Stoker, J. J. 1 1942 The non-linear boundary value problem of the buckled plate. Zbl 0026.16301Friedrichs, K. O.; Stoker, J. J. 16 1941 On the minimum buck7ing load for spherical shells. Zbl 0060.42404Friedrichs, K. O. 5 1941 The nonlinear boundary value problem of the buckled plate. JFM 67.0826.01Friedrichs, K. O.; Stoker, J. J. 3 1941 On differential operators in Hilbert spaces. Zbl 0020.36802Friedrichs, Kurt 13 1939 On differential operators in Hilbert spaces. JFM 65.0508.02Friedrichs, K. 7 1939 The non-linear boundary value problem of the buckled plate. Zbl 0061.42806Friedrichs, K. O.; Stoker, J. J. 1 1939 The non-linear boundary value problem of the buckled plate. JFM 65.1485.02Friedrichs, K. O.; Stoker, J. J. 1 1939 Über die Spektralzerlegung eines Integraloperators. Zbl 0018.07001Friedrichs, Kurt 23 1938 Über die Spektralzerlegung eines Operators. JFM 64.0381.03Friedrichs, K. 5 1938 On certain inequalities and characteristic value problems for analytic functions and for functions of two variables. JFM 63.0364.01Friedrichs, K. 80 1937 On certain inequalities and characteristic value problems for analytic functions and for functions of two variables. I. Zbl 0017.02101Friedrichs, Kurt 10 1937 Über die ausgezeichnete Randbedingung in der Spektraltheorie der halbbeschränkten gewöhnlichen Differentialoperatoren zweiter Ordnung. JFM 61.1198.02Friedrichs, K. 22 1935 Berichtigung zu der Arbeit: ”Spektraltheorie halbbeschränkter Operatoren I. und II. Teil” [Math. Ann. 109, 465-487, 685-713]. Zbl 0010.30403Friedrichs, Kurt 10 1935 Über die ausgezeichnete Randbedingung in der Spektraltheorie der halbbeschränkten gewöhnlichen Differentialoperatoren zweiter Ordnung. Zbl 0013.11902Friedrichs, Kurt 5 1935 Die unitären Invarianten selbstadjungierter Operatoren im Hilbertschen Raum. JFM 61.1198.01Friedrichs, K. 5 1935 Berichtigung zu der Arbeit “Spektraltheorie halbbeschränkter Operatoren I. und II. Teil”. Math. Ann. 109, 465-487, 685-713 (1934). JFM 61.1198.03Friedrichs, K. 3 1935 Berichtigung zu der Arbeit “Spektraltheorie halbbeschränkter Operatoren, I. und II. Teil”. Math. Ann. 109; 465-487, 685-713. JFM 60.1078.02Friedrichs, K. 3 1935 Spektraltheorie halbbeschränkter Operatoren und Anwendung auf die Spektralzerlegung von Differentialoperatoren. I. Zbl 0008.39203Friedrichs, Kurt 80 1934 Spektraltheorie halbbeschränkter Operatoren und Anwendung auf die Spektralzerlegung von Differentialoperatoren. I, II. JFM 60.1078.01Friedrichs, K. 21 1934 Spektraltheorie halbbeschränkter Operatoren und Anwendung auf die Spektralzerlegung von Differentialoperatoren. II. Zbl 0009.07205Friedrichs, Kurt 11 1934 Beiträge zur Theorie der Spektralschar. I: Spektralschar auf Intervallen und Spektralzerlegung unitärer Operatoren. Zbl 0009.25903Friedrichs, Kurt 2 1934 Über ein Minimumproblem für Potentialströmungen mit freiem Rande. Zbl 0008.16605Friedrichs, Kurt 12 1933 Über ein Minimumproblem für Potentialströmungen mit freiem Rande. JFM 59.1447.01Friedrichs, K. 7 1933 Über fortsetzbare Anfangsbedingungen bei hyperbolischen Differentialgleichungen in drei Veränderlichen. Zbl 0004.35002Friedrichs, Kurt; Lewy, Hans 5 1932 Bemerkung zur Hadamardschen Methode bei hyperbolischen Differentialgleichungen . JFM 58.0525.01Friedrichs, K. 1 1932 Über forsetzbare Anfangsbedingungen bei hyperbolischen Differentialgleichungen in drei Veränderlichen . JFM 58.0525.02Friedrichs, K.; Lewy, Hans 1 1932 Ein Verfahren der Variationsrechnung, das Minimum eines Integrals als das Maximum eines anderen Ausdruckes darzustellen. JFM 55.0294.01Friedrichs, K. 20 1929 Über die partiellen Differenzengleichungen der mathematischen Physik. JFM 54.0486.01Courant, R.; Friedrichs, K.; Lewy, H. 444 1928 Das Anfangswertproblem einer beliebigen nicht-linearen hyperbolischen Differentialgleichung beliebiger Ordnung in zwei Variablen. Existenz, Eindeutigkeit und Abhängigkeitsbereich der Lösung. JFM 54.0520.01Friedrichs, K.; Lewy, H. 10 1928 Eine invariante Formulierung des Newtonschen Gravitationsgesetzes und des Grenzüberganges vom Einsteinschen zum Newtonschen Gesetz. JFM 53.0818.05Friedrichs, K. 33 1927 Die Randwert- und Eigenwertprobleme aus der Theorie der elastischen Platten. (Anwendung der direkten Methoden der Variationsrechnung.). JFM 53.0469.03Friedrichs, K. 26 1927 Über die Eindeutigkeit und das Abhängigkeitsgebiet der Lösungen beim Anfangswertproblem linearer hyperbolischer Differentialgleichungen. JFM 53.0474.02Friedrichs, K.; Lewy, H. 12 1927 Die Verallgemeinerung der Riemannschen Methode auf eine beliebige gerade Anzahl von Dimensionen. JFM 53.0475.01Friedrichs, K. 1 1927 all cited Publications top 5 cited Publications all top 5 Cited by 4,463 Authors 44 Chen, Gui-Qiang G. 34 Chen, Shuxing 27 Yin, Huicheng 25 Xin, Zhouping 23 Sheng, Wancheng 21 Yuan, Hairong 18 Lai, Geng 16 Hu, Yanbo 16 Liu, Tai-Ping 16 Ruggeri, Tommaso 14 Feldman, Mikhail 13 Li, Jiequan 13 Nazarov, Sergeĭ Aleksandrovich 13 Xiang, Wei 12 Currò, Carmela 12 Glimm, James G. 12 Li, Dening 12 Rauch, Jeffrey B. 12 Zhang, Yongqian 11 Blokhin, Aleksandr Mikhaĭlovich 11 Ding, Min 11 Du, Lili 11 Kawashima, Shuichi 11 Pennisi, Sebastiano 11 Sever, Michael 11 Slemrod, Marshall 11 Zheng, Yuxi 11 Zumbrun, Kevin R. 10 Albeverio, Sergio A. 10 Dumbser, Michael 10 Huang, Feimin 10 Jeffrey, Alan P. 10 Lax, Peter David 10 Xu, Gang 9 Fang, Beixiang 9 Friedrichs, Kurt Otto 9 Hicks, Darrell L. 9 Kim, Eun Heui 9 Picard, Rainer H. 9 Sharma, Vishnu Dutt 9 Wilcox, Calvin H. 9 Yang, Tong 8 Antonić, Nenad 8 Baskakov, Anatoliĭ Grigor’evich 8 Burazin, Krešimir 8 Chen, Geng 8 Chen, Jianjun 8 Gundersen, Roy M. 8 Herty, Michael Matthias 8 Kurganov, Alexander 8 Manganaro, Natale 8 Métivier, Guy 8 Ostapenko, Vladimir Viktorovich 8 Peshkov, Ilya M. 8 Rejto, P. A. 8 Rellich, Franz 8 Romenskii, Evgenii I. 8 Sekhar, T. Raja 8 Valenti, Giovanna 8 Wang, Chunpeng 8 Weng, Shangkun 8 Xie, Chunjing 8 Yong, Wen-An 8 Zhang, Tie 7 Barbera, Elvira 7 Chen, Jun 7 Christoforou, Cleopatra C. 7 Duan, Ben 7 Elling, Volker W. 7 Giovangigli, Vincent 7 Jenssen, Helge Kristian 7 Knowles, James K. 7 Payne, Kevin R. 7 Peng, Yuejun 7 Rasulov, Tulkin Khusenovich 7 Sial, Sultan 7 Sweers, Guido H. 7 Tadmor, Eitan 7 Temam, Roger Meyer 7 Temple, Blake 7 Teretenkov, Alexander E. 7 Tkachev, Dmitry L. 7 Wang, Dehua 7 You, Shouke 6 Bardos, Claude Williams 6 Bauschke, Heinz H. 6 Boillat, Guy 6 Cheng, Jianfeng 6 Dutykh, Denys 6 Gavrilyuk, Sergey L. 6 Gazzola, Filippo 6 Grmela, Miroslav 6 Harutyunyan, Davit 6 Høegh-Krohn, Raphael J. 6 Kalf, Hubert 6 Kraiko, A. N. 6 LeFloch, Philippe Gerard 6 Li, Jun 6 Li, Tatsien 6 Liebrock, Lorie M. ...and 4,363 more Authors all top 5 Cited in 472 Serials 204 Journal of Computational Physics 180 Archive for Rational Mechanics and Analysis 176 Journal of Mathematical Analysis and Applications 148 Journal of Differential Equations 85 Journal of Mathematical Physics 75 ZAMP. Zeitschrift für angewandte Mathematik und Physik 72 Communications in Mathematical Physics 57 Computer Methods in Applied Mechanics and Engineering 55 Transactions of the American Mathematical Society 50 Communications on Pure and Applied Mathematics 49 Applied Mathematics and Computation 47 Journal of Fluid Mechanics 46 Mathematische Annalen 46 Journal of Hyperbolic Differential Equations 43 Computers and Fluids 43 Communications in Partial Differential Equations 39 Journal of Functional Analysis 38 Acta Mechanica 36 Journal of Scientific Computing 35 Physics of Fluids 35 SIAM Journal on Mathematical Analysis 34 Computers & Mathematics with Applications 33 Journal of Applied Mathematics and Mechanics 33 Journal of Computational and Applied Mathematics 33 Numerische Mathematik 32 Annali di Matematica Pura ed Applicata. Serie Quarta 32 Physica D 28 Journal of Elasticity 27 Mathematical Methods in the Applied Sciences 27 Siberian Mathematical Journal 26 Journal of Mathematical Sciences (New York) 25 Mathematics of Computation 24 Wave Motion 24 Proceedings of the American Mathematical Society 23 Advances in Mathematics 23 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 22 Continuum Mechanics and Thermodynamics 22 Bulletin of the American Mathematical Society 19 Mathematische Zeitschrift 19 M\(^3\)AS. Mathematical Models & Methods in Applied Sciences 18 Applied Numerical Mathematics 18 Mathematical and Computer Modelling 18 PMM, Journal of Applied Mathematics and Mechanics 17 Applicable Analysis 17 Journal of Engineering Mathematics 17 Linear Algebra and its Applications 17 Annali della Scuola Normale Superiore di Pisa. Scienze Fisiche e Matematiche. III. Ser 16 Fluid Dynamics 16 Journal d’Analyse Mathématique 16 Meccanica 16 Quarterly of Applied Mathematics 16 Applied Mathematical Modelling 16 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 16 Nonlinear Analysis. Real World Applications 16 Nonlinear Analysis. Theory, Methods & Applications 15 General Relativity and Gravitation 15 International Journal of Engineering Science 15 International Journal for Numerical Methods in Fluids 15 Journal of the Mechanics and Physics of Solids 15 Ukrainian Mathematical Journal 15 Shock Waves 15 Acta Mathematica 15 International Journal for Numerical Methods in Engineering 15 Chinese Annals of Mathematics. Series B 15 Computational Mechanics 15 Journal de Mathématiques Pures et Appliquées. Neuvième Série 14 Bulletin of the American Mathematical Society. New Series 14 Discrete and Continuous Dynamical Systems 13 Calculus of Variations and Partial Differential Equations 13 Journal of Mathematical Fluid Mechanics 13 European Series in Applied and Industrial Mathematics (ESAIM): Mathematical Modelling and Numerical Analysis 12 Astrophysics and Space Science 12 Journal of Statistical Physics 12 Journal of Soviet Mathematics 12 Mathematics and Computers in Simulation 12 Computational Mathematics and Mathematical Physics 11 Acta Applicandae Mathematicae 11 Applied Mathematics Letters 11 Proceedings of the Japan Academy 10 Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) 10 Publications of the Research Institute for Mathematical Sciences, Kyoto University 10 Acta Mathematica Sinica. English Series 10 Science China. Mathematics 9 Mathematical Notes 9 Reports on Mathematical Physics 9 Theoretical and Mathematical Physics 9 Transport Theory and Statistical Physics 9 Annales de l’Institut Fourier 9 Functional Analysis and its Applications 9 Applied Mathematics and Mechanics. (English Edition) 9 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire 9 SIAM Journal on Applied Mathematics 9 SIAM Journal on Scientific Computing 9 Physics of Fluids 9 Lobachevskii Journal of Mathematics 9 Physical Review, II. Series 9 Complex Analysis and Operator Theory 8 Indian Journal of Pure & Applied Mathematics 8 Reviews in Mathematical Physics 8 Inventiones Mathematicae ...and 372 more Serials all top 5 Cited in 58 Fields 1,664 Partial differential equations (35-XX) 1,378 Fluid mechanics (76-XX) 622 Numerical analysis (65-XX) 380 Mechanics of deformable solids (74-XX) 280 Operator theory (47-XX) 171 Quantum theory (81-XX) 128 Ordinary differential equations (34-XX) 120 Statistical mechanics, structure of matter (82-XX) 116 Functional analysis (46-XX) 110 Classical thermodynamics, heat transfer (80-XX) 99 Relativity and gravitational theory (83-XX) 89 Global analysis, analysis on manifolds (58-XX) 79 Calculus of variations and optimal control; optimization (49-XX) 75 Differential geometry (53-XX) 67 Optics, electromagnetic theory (78-XX) 60 Probability theory and stochastic processes (60-XX) 59 Geophysics (86-XX) 54 Biology and other natural sciences (92-XX) 53 Dynamical systems and ergodic theory (37-XX) 41 Difference and functional equations (39-XX) 39 Mechanics of particles and systems (70-XX) 36 Astronomy and astrophysics (85-XX) 34 Systems theory; control (93-XX) 31 Functions of a complex variable (30-XX) 31 Operations research, mathematical programming (90-XX) 29 Potential theory (31-XX) 28 Integral equations (45-XX) 26 History and biography (01-XX) 26 Real functions (26-XX) 21 Computer science (68-XX) 20 Harmonic analysis on Euclidean spaces (42-XX) 19 Linear and multilinear algebra; matrix theory (15-XX) 19 Several complex variables and analytic spaces (32-XX) 19 Approximations and expansions (41-XX) 17 Information and communication theory, circuits (94-XX) 16 Topological groups, Lie groups (22-XX) 16 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 14 Nonassociative rings and algebras (17-XX) 13 Combinatorics (05-XX) 11 Associative rings and algebras (16-XX) 10 Measure and integration (28-XX) 8 Algebraic geometry (14-XX) 8 Special functions (33-XX) 7 General and overarching topics; collections (00-XX) 7 Integral transforms, operational calculus (44-XX) 7 Convex and discrete geometry (52-XX) 7 Manifolds and cell complexes (57-XX) 7 Statistics (62-XX) 6 Number theory (11-XX) 5 Abstract harmonic analysis (43-XX) 4 Mathematical logic and foundations (03-XX) 4 Geometry (51-XX) 3 Sequences, series, summability (40-XX) 2 Group theory and generalizations (20-XX) 2 General topology (54-XX) 2 Algebraic topology (55-XX) 1 Field theory and polynomials (12-XX) 1 Commutative algebra (13-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.