Edit Profile (opens in new tab) Hartman, Philip Compute Distance To: Compute Author ID: hartman.philip Published as: Hartman, Philip; Hartman, P.; Hartman, Philipp; Hartman, Ph. more...less External Links: MGP · Wikidata · GND · IdRef Documents Indexed: 271 Publications since 1937, including 5 Books Co-Authors: 15 Co-Authors with 134 Joint Publications 277 Co-Co-Authors all top 5 Co-Authors 137 single-authored 112 Wintner, Aurel 8 Kershner, Richard B. 6 Van Kampen, Egbert Rudolf 4 Putnam, Calvin R. 1 Calabi, Eugenio 1 Chern, Shiing-Shen 1 Czeslaw, O. 1 D’Archangelo, James 1 Nirenberg, Louis 1 Onuchic, Nelson 1 Sacksteder, Richard 1 Stampacchia, Guido 1 Valentine, Frederick Albert 1 Watson, Geoffrey S. 1 Wilcox, Calvin H. all top 5 Serials 131 American Journal of Mathematics 19 Transactions of the American Mathematical Society 17 Duke Mathematical Journal 13 Proceedings of the American Mathematical Society 7 Rendiconti del Circolo Matemàtico di Palermo. Serie II 6 Journal of Differential Equations 6 SIAM Journal on Mathematical Analysis 5 Pacific Journal of Mathematics 4 Mathematische Annalen 3 Archive for Rational Mechanics and Analysis 3 Canadian Journal of Mathematics 3 Mathematische Zeitschrift 3 Quarterly of Applied Mathematics 3 Journal of the London Mathematical Society 2 American Mathematical Monthly 2 Journal of Mathematical Analysis and Applications 2 Annales Polonici Mathematici 2 Commentarii Mathematici Helvetici 2 Proceedings of the National Academy of Sciences of the United States of America 2 Bollettino della Unione Matematica Italiana. Series III 2 Bulletin of the American Mathematical Society 1 Communications on Pure and Applied Mathematics 1 Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) 1 Acta Mathematica 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 The Annals of Probability 1 Annali della Scuola Normale Superiore di Pisa. Classe di Scienze. Serie IV 1 Archiv der Mathematik 1 Boletín de la Sociedad Matemática Mexicana. Segunda Serie 1 Indiana University Mathematics Journal 1 Revista. Serie A. Matematica y Fisica Teorica 1 Journal of Mathematics and Mechanics 1 Physical Review, II. Series 1 Classics in Applied Mathematics 1 Annals of Mathematical Statistics 1 Boletín Matemático 1 The Quarterly Journal of Mathematics. Oxford Series 1 Nonlinear Analysis. Theory, Methods & Applications all top 5 Fields 38 Ordinary differential equations (34-XX) 6 Differential geometry (53-XX) 4 Partial differential equations (35-XX) 4 Probability theory and stochastic processes (60-XX) 3 Abstract harmonic analysis (43-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Difference and functional equations (39-XX) 2 Integral transforms, operational calculus (44-XX) 2 Fluid mechanics (76-XX) 1 Number theory (11-XX) 1 Real functions (26-XX) 1 Special functions (33-XX) 1 Integral equations (45-XX) 1 Functional analysis (46-XX) 1 Convex and discrete geometry (52-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 214 Publications have been cited 6,049 times in 5,330 Documents Cited by ▼ Year ▼ Ordinary differential equations. Zbl 0125.32102Hartman, P. 2,011 1964 On some non-linear elliptic differential functional equations. Zbl 0142.38102Hartman, P.; Stampacchia, G. 506 1966 Ordinary differential equations. 2nd ed. Reprint. Zbl 0476.34002Hartman, Philip 263 1982 Ordinary differential equations. 2nd ed., unabridged, corrected republication of the 1982 original. Zbl 1009.34001Hartman, Philip 222 2002 On the asymptotic behavior of solutions of a differential equation in boundary layer theory. Zbl 0123.21502Hartman, Philip 140 1964 On spherical image maps whose Jacobians do not change sign. Zbl 0094.16303Hartman, Philip; Nirenberg, Louis 119 1959 On homotopic harmonic maps. Zbl 0148.42404Hartman, P. 105 1967 On the local behavior of solutions of non-parabolic partial differential equations. Zbl 0052.32201Hartman, Philip; Wintner, Aurel 104 1953 Difference equations: disconjugacy, principal solutions, Green’s functions, complete monotonicity. Zbl 0409.39001Hartman, Philip 101 1978 On non-oscillatory linear differential equations of second order. Zbl 0048.06602Hartman, Philip 95 1952 On local homeomorphisms of Euclidean spaces. Zbl 0127.30202Hartman, P. 91 1960 A lemma in the theory of structural stability of differential equations. Zbl 0132.31904Hartman, P. 80 1960 Ordinary differential equations. 2nd ed. with some corrections and additions. Zbl 0281.34001Hartman, Philip 73 1973 Ordinary differential equations. (Obyknovennye differentsial’nye uravneniya.) Übersetzung aus dem Englischen von I.H.Sabitov und Yu.V.Egorov unter Redaktion von V.M.Alekseev. Zbl 0214.09101Hartman, Philip 68 1970 On functions representable as a difference of convex functions. Zbl 0093.06401Hartman, Philip 68 1959 On boundary value problems for systems of ordinary, nonlinear, second order differential equations. Zbl 0098.06101Hartman, Philip 68 1960 On the local linearization of differential equations. Zbl 0115.29801Hartman, P. 67 1963 On the law of the iterated logarithm. JFM 67.0460.03Hartman, P.; Wintner, A. 63 1941 Asymptotic integrations of linear differential equations. Zbl 0064.08703Hartman, Philip; Wintner, Aurel 58 1955 On the law of the iterated logarithm. Zbl 0024.15802Hartman, Philip; Wintner, Aurel 57 1941 Geodesic parallel coordinates in the large. Zbl 0128.16105Hartman, Philip 56 1964 On hyperbolic partial differential equations. Zbl 0048.33302Hartman, Philip; Wintner, Aurel 50 1952 On completely continuous Hankel matrices. Zbl 0090.09203Hartman, Philip 48 1959 On an oscillation criterion of Liapounoff. Zbl 0043.08704Hartman, Philip; Wintner, Aurel 43 1951 On the infinitesimal generators of integral convolutions. Zbl 0063.01951Hartman, P.; Wintner, A. 42 1942 On N-parameter families and interpolation problems for nonlinear ordinary differential equations. Zbl 0222.34017Hartman, Philip 38 1971 On boundary value problems for superlinear second order differential equations. Zbl 0365.34032Hartman, Philip 37 1977 The spectra of Toeplitz’s matrices. Zbl 0056.11301Hartman, Philip; Wintner, Aurel 36 1954 Umbilical points and \(W\)-surfaces. Zbl 0055.39601Hartman, Philip; Wintner, Aurel 35 1954 ’Normal’ distribution functions on spheres and the modified Bessel functions. Zbl 0305.60033Hartman, Philip; Watson, Geoffrey S. 33 1974 On dichotomies for solutions of \(n\)-th order linear differential equations. Zbl 0119.07302Hartman, Ph. 33 1962 Linear differential and difference equations with monotone solutions. Zbl 0051.07105Hartman, Philip; Wintner, Aurel 32 1953 On the smoothness of isometries. Zbl 0203.54304Calabi, E.; Hartman, P. 31 1970 Unrestricted \(n\)-parameter families. Zbl 0085.04505Hartman, Philip 30 1958 On the isometric immersions in Euclidean space of manifolds with nonnegative sectional curvatures. II. Zbl 0194.22702Hartman, Philip 30 1970 On global asymptotic stability of solutions of differential equations. Zbl 0109.06003Hartman, P.; Czeslaw, O. 28 1962 On solutions of the Helmholtz equation in exterior domains. Zbl 0096.07601Hartman, Philip; Wilcox, Calvin 27 1961 Self-adjoint, non-oscillatory systems of ordinary, second order, linear differential equations. Zbl 0077.08701Hartman, Philipp 25 1957 Oscillation criteria for self-adjoint second-order differential systems and ”Principal sectional curvatures”. Zbl 0443.34029Hartman, Philip 25 1979 Differential equations with non oscillatory eigenfunctions. Zbl 0031.30606Hartman, Philip 22 1948 On invariant sets and on a theorem of Wazewski. Zbl 0272.34049Hartman, Philip 22 1972 On complete hypersurfaces of nonnegative sectional curvatures and constant mth mean curvature. Zbl 0412.53027Hartman, Philip 21 1978 On the asymptotic integration of ordinary differential equations. Zbl 0188.46102Hartman, P.; Onuchic, N. 21 1963 Principal solutions of diconjugate \(n\)-th order linear differential equations. Zbl 0184.11603Hartman, P. 20 1969 On the fundamental equations of differential geometry. Zbl 0039.16802Hartman, Philip; Wintner, Aurel 19 1950 On a comparison theorem for self-adjoint partial differential equations of elliptic type. Zbl 0067.07903Hartman, Philip; Wintner, Aurel 19 1955 On the spectra of Toeplitz’s matrices. Zbl 0035.35903Hartman, Philip; Wintner, Aurel 18 1950 On the local uniqueness of geodesics. Zbl 0039.16803Hartman, Philip 18 1950 On the non-increasing solutions of \(y"=f(x,y,y')\). Zbl 0042.32601Hartman, Philip; Wintner, Aurel 18 1951 On the third fundamental form of a surface. Zbl 0050.37805Hartman, Philip; Wintner, Aurel 18 1953 Asymptotic integrations of ordinary nonlinear differential equations. Zbl 0066.06902Hartman, Philip; Wintner, Aurel 18 1955 On stability in the large for systems of ordinary differential equations. Zbl 0103.05901Hartman, Philip 18 1961 The number of \(L^2\)-solutions of \(x''+q(t)x=0\). Zbl 0044.31202Hartman, Philip 17 1951 On the local behavior of solutions of non-parabolic partial differential equations. III. Approximation by spherical harmonics. Zbl 0066.08001Hartman, Philip; Wintner, Aurel 17 1955 On disconjugate differential systems. Zbl 0075.07701Hartman, Philip; Wintner, Aurel 15 1956 On isometric immersions in Euclidean space of manifolds with non-negative sectional curvatures. Zbl 0137.14702Hartman, P. 15 1965 On the bounded slope condition. Zbl 0149.32001Hartman, Philip 15 1966 On an ordinary differential equation involving a convex function. Zbl 0196.10703Hartman, P. 15 1969 A characterization of the spectra of one-dimensional wave equations. Zbl 0035.18303Hartman, Philip 14 1949 On the problems of geodesics. in the small. Zbl 0042.15605Hartman, Philip; Wintner, Aurel 14 1951 On the asymptotic curves of a surface. Zbl 0042.15701Hartman, Philip; Wintner, Aurel 14 1951 On uniform Dini conditions in the theory of linear partial differential equations of elliptic type. Zbl 0067.32602Hartman, Philip; Wintner, Aurel 13 1955 On isometries and on a theorem of Liouville. Zbl 0097.38203Hartman, Philip 13 1958 A separation theorem for continuous spectra. Zbl 0033.27301Hartman, Philipp; Wintner, Aurel 12 1949 A criterion for the non-degeneracy of the wave equation. Zbl 0035.18202Hartman, Philip; Wintner, Aurel 12 1949 On non-oscillatory linear differential equations. Zbl 0051.06503Hartman, Philip; Wintner, Aurel 12 1953 On linear second order differential equations with small coefficients. Zbl 0045.36401Hartman, Philip 11 1951 On the products of solutions of second order disconjugate differential equations and the Whittaker differential equations. Zbl 0353.34016Hartman, Philip 11 1977 On disconjugacy criteria. Zbl 0191.38301Hartman, P. 11 1970 The existence of large or small solutions of linear differential equations. Zbl 0102.30301Hartman, Philip 11 1961 Criteria of non-degeneracy for the wave equation. Zbl 0035.18201Hartman, Philip; Wintner, Aurel 10 1948 On a theorem of Milloux. Zbl 0035.18204Hartman, Philip 10 1948 The least cluster point of the spectrum of boundary value problems. Zbl 0035.18304Hartman, Philip; Putnam, Calvin R. 10 1948 On the solutions of the equation of heat conduction. Zbl 0038.25801Hartman, Philip; Wintner, Aurel 10 1950 On the embedding problem in differential geometry. Zbl 0038.33403Hartman, Philip; Wintner, Aurel 10 1950 On geodesic coordinates. Zbl 0044.17306Hartman, Philip 10 1951 On an oscillation criterion of De la Vallée Poussin. Zbl 0066.06404Hartman, Philip; Wintner, Aurel 10 1955 On the existence of similar solutions of some boundary layer problems. Zbl 0258.34015Hartman, Philip 10 1972 An oscillation theorem for continuous spectra. Zbl 0031.02704Hartman, Philip; Wintner, Aurel 9 1947 Unrestricted solution fields of almost-separable differential equations. Zbl 0031.39801Hartman, Philip 9 1948 On sine series with monotone coefficients. Zbl 0050.07206Hartman, Philip; Wintner, Aurel 9 1953 On monotone solutions of systems of non-linear differential equations. Zbl 0056.08403Hartman, Philip; Wintner, Aurel 9 1954 The divergence of non-harmonic gap series. Zbl 0063.01946Hartman, Philip 9 1942 Completely monotone families of solutions of \(n\)-th order linear differential equations and infinitely divisible distributions. Zbl 0386.34016Hartman, Philip 9 1976 On differential equations and the function \({J_\mu}^2 + {Y_\mu}^2\). Zbl 0096.27001Hartman, Philip 9 1961 On the linear logarithmico-exponential differential equation of the second order. Zbl 0035.18302Hartman, Philip 8 1948 Oscillatory and non-oscillatory linear differential equations. Zbl 0040.34002Hartman, Philip; Wintner, Aurel 8 1949 On isothermic coordinates. Zbl 0056.40206Chern, Shiing-shen; Hartman, Philip; Wintner, Aurel 8 1954 Boundary value problems for second order, ordinary differential equations involving a parameter. Zbl 0255.34012Hartman, Philip 8 1972 On two-point boundary value problems for nonlinear second order systems. Zbl 0297.34015Hartman, Philip 8 1974 The gaps in the essential spectra of wave equations. Zbl 0038.24804Hartman, Philip; Putnam, Calvin R. 7 1950 Gaussian curvature and local embedding. Zbl 0044.18402Hartman, Philip; Wintner, Aurel 7 1951 On the assignment of asymptotic values for the solutions of linear differential equations of second order. Zbl 0064.33205Hartman, Philip; Wintner, Aurel 7 1955 On nonoscillation linear differential equations of second order. Zbl 0412.34017Hartman, Philip 7 1977 Normal distributions and the law of the iterated logarithm. JFM 67.0460.04Hartman, P. 6 1941 On the spherical approach to the normal distribution law. JFM 66.0515.02Hartman, P.; Wintner, A. 6 1940 On linear difference equations of second order. Zbl 0035.05803Hartman, Philip; Wintner, Aurel 6 1950 On the essential spectra of symmetric operators in Hilbert space. Zbl 0050.11802Hartman, Philip 6 1953 On the essential spectra of singular eigenvalue problems. Zbl 0054.03902Hartman, Philip; Wintner, Aurel 6 1950 Positive and monotone solutions of linear ordinary differential equations. Zbl 0328.34008Hartman, Philip 6 1975 Ordinary differential equations. 2nd ed., unabridged, corrected republication of the 1982 original. Zbl 1009.34001Hartman, Philip 222 2002 Asymptotic integration of ordinary differential equations. Zbl 0545.34038Hartman, Philip 5 1983 Remarks on geodesics. Zbl 0526.53015Hartman, Philip 1 1983 Ordinary differential equations. 2nd ed. Reprint. Zbl 0476.34002Hartman, Philip 263 1982 On the maximum principles of A. D. Alexandrov in the uniqueness theory for hypersurfaces. Zbl 0455.53002Hartman, Philip 1 1980 Oscillation criteria for self-adjoint second-order differential systems and ”Principal sectional curvatures”. Zbl 0443.34029Hartman, Philip 25 1979 Uniqueness of principal values, complete monotonicity of logarithmic derivatives of principal solutions, and oscillation theorems. Zbl 0387.34031Hartman, Philip 2 1979 Some singular nonoscillatory boundary value problems. Zbl 0422.34019Hartman, Philip 1 1979 Difference equations: disconjugacy, principal solutions, Green’s functions, complete monotonicity. Zbl 0409.39001Hartman, Philip 101 1978 On complete hypersurfaces of nonnegative sectional curvatures and constant mth mean curvature. Zbl 0412.53027Hartman, Philip 21 1978 Monotony properties and inequalities for Green’s functions for multipoint boundary value problems. Zbl 0389.34015Hartman, Philip 3 1978 Linear second order systems of ordinary differential equations and geodesic flows. Zbl 0446.34013Hartman, Philip 1 1978 On boundary value problems for superlinear second order differential equations. Zbl 0365.34032Hartman, Philip 37 1977 On the products of solutions of second order disconjugate differential equations and the Whittaker differential equations. Zbl 0353.34016Hartman, Philip 11 1977 On nonoscillation linear differential equations of second order. Zbl 0412.34017Hartman, Philip 7 1977 Completely monotone families of solutions of \(n\)-th order linear differential equations and infinitely divisible distributions. Zbl 0386.34016Hartman, Philip 9 1976 Some characterizations of the Euclidean sphere. Zbl 0361.53002Hartman, Philip 1 1976 Positive and monotone solutions of linear ordinary differential equations. Zbl 0328.34008Hartman, Philip 6 1975 Infinite convolutions on locally compact Abelian groups and additive functions. Zbl 0355.60006Hartman, Philip 2 1975 Integration of ordinary linear differential equations by Laplace- Stieltjes transforms. Zbl 0305.34010D’Archangelo, James; Hartman, Philip 1 1975 ’Normal’ distribution functions on spheres and the modified Bessel functions. Zbl 0305.60033Hartman, Philip; Watson, Geoffrey S. 33 1974 On two-point boundary value problems for nonlinear second order systems. Zbl 0297.34015Hartman, Philip 8 1974 On solutions of disconjugate differential equations. Zbl 0297.34027Hartman, Philip 3 1974 Logarithmic derivatives of solutions of disconjugate differential equations. Zbl 0293.34017Hartman, Philip 1 1974 Ordinary differential equations. 2nd ed. with some corrections and additions. Zbl 0281.34001Hartman, Philip 73 1973 On differential equations, Volterra equations and the function \(J^2_\mu+Y^2_\mu\). Zbl 0277.34007Hartman, Philip 5 1973 On invariant sets and on a theorem of Wazewski. Zbl 0272.34049Hartman, Philip 22 1972 On the existence of similar solutions of some boundary layer problems. Zbl 0258.34015Hartman, Philip 10 1972 Boundary value problems for second order, ordinary differential equations involving a parameter. Zbl 0255.34012Hartman, Philip 8 1972 On the swirling flow problem. Zbl 0258.34016Hartman, Philip 5 1972 Convex functions and mean value inequalities. Zbl 0247.26009Hartman, Philip 3 1972 On N-parameter families and interpolation problems for nonlinear ordinary differential equations. Zbl 0222.34017Hartman, Philip 38 1971 The swirling flow problem in boundary layer theory. Zbl 0222.34018Hartman, Philip 6 1971 On third order, non-linear, singular, boundary value problems. Zbl 0204.40202Hartman, P. 3 1971 Corrigendum and addendum: Principal solutions of disconjugate \(n\)-th order linear differential equations. Zbl 0222.34027Hartman, Philip 3 1971 Disconjugacy and Wronskians. Zbl 0263.34037Hartman, Philip 2 1971 Ordinary differential equations. (Obyknovennye differentsial’nye uravneniya.) Übersetzung aus dem Englischen von I.H.Sabitov und Yu.V.Egorov unter Redaktion von V.M.Alekseev. Zbl 0214.09101Hartman, Philip 68 1970 On the smoothness of isometries. Zbl 0203.54304Calabi, E.; Hartman, P. 31 1970 On the isometric immersions in Euclidean space of manifolds with nonnegative sectional curvatures. II. Zbl 0194.22702Hartman, Philip 30 1970 On disconjugacy criteria. Zbl 0191.38301Hartman, P. 11 1970 Frobenius theorem under Caratheodory type conditions. Zbl 0188.14204Hartman, P. 2 1970 Principal solutions of diconjugate \(n\)-th order linear differential equations. Zbl 0184.11603Hartman, P. 20 1969 On an ordinary differential equation involving a convex function. Zbl 0196.10703Hartman, P. 15 1969 Disconjugate \(n\)-th order differential equations and principal solutions. Zbl 0162.39102Hartman, P. 6 1968 Convex sets and the bounded slope condition. Zbl 0157.37701Hartman, P. 4 1968 On disconjugate differential equations. Zbl 0164.38704Hartman, P. 4 1968 On a class of perturbations of the harmonic oscillator. Zbl 0157.15201Hartman, P. 2 1968 On homotopic harmonic maps. Zbl 0148.42404Hartman, P. 105 1967 On quasilinear elliptic functional-differential equations. Zbl 0161.31301Hartman, P. 3 1967 Interpolating families and generalized convex functions. Zbl 0182.38402Hartman, P. 1 1967 On some non-linear elliptic differential functional equations. Zbl 0142.38102Hartman, P.; Stampacchia, G. 506 1966 On the bounded slope condition. Zbl 0149.32001Hartman, Philip 15 1966 On isometric immersions in Euclidean space of manifolds with non-negative sectional curvatures. Zbl 0137.14702Hartman, P. 15 1965 Generalized Lyapunov functions and functional equations. Zbl 0196.38201Hartman, Philip 2 1965 Ordinary differential equations. Zbl 0125.32102Hartman, P. 2,011 1964 On the asymptotic behavior of solutions of a differential equation in boundary layer theory. Zbl 0123.21502Hartman, Philip 140 1964 Geodesic parallel coordinates in the large. Zbl 0128.16105Hartman, Philip 56 1964 On the local linearization of differential equations. Zbl 0115.29801Hartman, P. 67 1963 On the asymptotic integration of ordinary differential equations. Zbl 0188.46102Hartman, P.; Onuchic, N. 21 1963 On uniqueness and differentiability of solutions of ordinary differential equations. Zbl 0116.06502Hartman, P. 4 1963 On unbounded Toeplitz matrices. Zbl 0198.46702Hartman, Philip 4 1963 A differential equation with non-unique solutions. Zbl 0113.29202Hartman, P. 1 1963 On dichotomies for solutions of \(n\)-th order linear differential equations. Zbl 0119.07302Hartman, Ph. 33 1962 On global asymptotic stability of solutions of differential equations. Zbl 0109.06003Hartman, P.; Czeslaw, O. 28 1962 Aurel Wintner (08.04.1903 - 15.01.1958). Zbl 0106.00401Hartman, P. 1 1962 On solutions of the Helmholtz equation in exterior domains. Zbl 0096.07601Hartman, Philip; Wilcox, Calvin 27 1961 On stability in the large for systems of ordinary differential equations. Zbl 0103.05901Hartman, Philip 18 1961 The existence of large or small solutions of linear differential equations. Zbl 0102.30301Hartman, Philip 11 1961 On differential equations and the function \({J_\mu}^2 + {Y_\mu}^2\). Zbl 0096.27001Hartman, Philip 9 1961 On local homeomorphisms of Euclidean spaces. Zbl 0127.30202Hartman, P. 91 1960 A lemma in the theory of structural stability of differential equations. Zbl 0132.31904Hartman, P. 80 1960 On boundary value problems for systems of ordinary, nonlinear, second order differential equations. Zbl 0098.06101Hartman, Philip 68 1960 On spherical image maps whose Jacobians do not change sign. Zbl 0094.16303Hartman, Philip; Nirenberg, Louis 119 1959 On functions representable as a difference of convex functions. Zbl 0093.06401Hartman, Philip 68 1959 On completely continuous Hankel matrices. Zbl 0090.09203Hartman, Philip 48 1959 On exterior derivatives and solutions of ordinary differential equations. Zbl 0104.06904Hartman, Philip 5 1959 On the ratio \(f(t+cf^{-\alpha}(t))/f(t)\). Zbl 0086.07001Hartman, Philip 2 1959 On solutions of \(\Delta V + V =\) in an exterior region. Zbl 0092.31402Hartman, Philip 2 1959 On oscillators with large frequencies. Zbl 0086.07002Hartman, Philip 1 1959 Unrestricted \(n\)-parameter families. Zbl 0085.04505Hartman, Philip 30 1958 On isometries and on a theorem of Liouville. Zbl 0097.38203Hartman, Philip 13 1958 On elliptic partial differential equations and uniqueness theorems for closed surfaces. Zbl 0196.24702Hartman, P. 3 1958 Hölder continuity and non-linear elliptic partial differential equations. Zbl 0079.31403Hartman, Philip 2 1958 On integrating factors and on conformal mappings. Zbl 0080.07606Hartman, Philip 2 1958 Self-adjoint, non-oscillatory systems of ordinary, second order, linear differential equations. Zbl 0077.08701Hartman, Philipp 25 1957 Remarks on a uniqueness theorem for closed surfaces. Zbl 0090.38001Hartman, Philip 5 1957 Perturbation of spectra and Krein extensions. Zbl 0083.11302Hartman, Philipp 4 1957 On maximum principles for non-hyperbolic partial differential operators. Zbl 0085.08301Hartman, Philip; Sacksteder, Richard 3 1957 On Laurent operators on \(l_ p\). Zbl 0077.10602Hartman, Philip 2 1957 On disconjugate differential systems. Zbl 0075.07701Hartman, Philip; Wintner, Aurel 15 1956 On linear and nonlinear perturbations of linear systems of ordinary differential equations with constant coefficents. Zbl 0070.31201Hartman, Philip; Wintner, Aurel 1 1956 Asymptotic integrations of linear differential equations. Zbl 0064.08703Hartman, Philip; Wintner, Aurel 58 1955 On a comparison theorem for self-adjoint partial differential equations of elliptic type. Zbl 0067.07903Hartman, Philip; Wintner, Aurel 19 1955 Asymptotic integrations of ordinary nonlinear differential equations. Zbl 0066.06902Hartman, Philip; Wintner, Aurel 18 1955 On the local behavior of solutions of non-parabolic partial differential equations. III. Approximation by spherical harmonics. Zbl 0066.08001Hartman, Philip; Wintner, Aurel 17 1955 On uniform Dini conditions in the theory of linear partial differential equations of elliptic type. Zbl 0067.32602Hartman, Philip; Wintner, Aurel 13 1955 On an oscillation criterion of De la Vallée Poussin. Zbl 0066.06404Hartman, Philip; Wintner, Aurel 10 1955 On the assignment of asymptotic values for the solutions of linear differential equations of second order. Zbl 0064.33205Hartman, Philip; Wintner, Aurel 7 1955 Mean value theorems and linear operators. Zbl 0064.11904Hartman, Philip; Wintner, Aurel 1 1955 On linear, second order differential equations in the unit circle. Zbl 0065.07303Hartman, Philip; Wintner, Aurel 1 1955 ...and 114 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 5,450 Authors 45 Hartman, Philip 35 Agarwal, Ravi P. 28 Henderson, Johnny Lee 28 Yao, Jen-Chih 27 Erbe, Lynn Harry 22 Dang Van Hieu 21 Kumam, Poom 21 Peterson, Allan C. 20 Barreira, Luis Manuel 20 Valls Anglés, Cláudia 20 Wong, James S. W. 19 Schmitt, Klaus 19 Šimon Hilscher, Roman 18 O’Regan, Donal 18 Özbekler, Abdullah 17 Došlý, Ondřej 17 Eloe, Paul W. 17 Li, Deli 17 Rosalsky, Andrew 16 Papageorgiou, Nikolaos S. 16 Trench, William F. 15 Gesztesy, Fritz 15 Marini, Mauro 14 Šepitka, Peter 14 Tisdell, Christopher C. 13 Giesl, Peter 13 Kashchenko, Sergeĭ Aleksandrovich 13 Kiguradze, Ivan Tarielovich 13 Mustafa, Octavian G. 13 Staněk, Svatoslav 13 Zafer, Ağacık 12 Akhmet, Marat Ubaydulla 12 Atkinson, Frederick Valentine 12 Çakmak, Devrim 12 Cecchi, Mariella 12 Džurina, Jozef 12 Kwong, Man Kam 12 Wei, Zhongli 11 Chen, Shaozhu 11 Diblík, Josef 11 Došlá, Zuzana 11 Huang, Nan-Jing 11 Mawhin, Jean L. 11 Miyamoto, Yasuhito 11 Naito, Manabu 11 Putnam, Calvin R. 11 Rachůnková, Irena 11 Samet, Bessem 11 Tiryaki, Aydin 11 Xia, Yonghui 10 Aseev, Sergei M. 10 Barton, Paul I. 10 Gálvez, Jose Antonio 10 Gustafson, Grant B. 10 Hallam, Thomas G. 10 Hornung, Peter 10 Jitpeera, Thanyarat 10 Kong, Qingkai 10 Lakshmikantham, Vangipuram 10 Minguzzi, Ettore 10 Mirzoev, Karakhan Agakhan 10 Pinto, Manuel 10 Rogovchenko, Yuri V. 10 Simon, Barry 10 Thompson, Harold Bevan 10 Zanolin, Fabio 10 Zhao, Yulin 9 Ali, Rehan 9 Bebernes, Jerrold W. 9 Boccardo, Lucio 9 Browder, Felix Earl 9 Dong, Yujun 9 Donnelly, Harold 9 Grigoryan, Gevorg Avagovich 9 Khailov, Evgenii N. 9 Kiguradze, Tariel I. 9 Llibre, Jaume 9 Meng, Fanwei 9 Muldowney, James S. 9 Pašić, Mervan 9 Ramos, Juan I. 9 Taras’ev, Aleksandr Mikhaĭlovich 9 Xu, Zhiting 9 Zettl, Anton 8 Cho, Yeol Je 8 Coffman, Charles V. 8 Cubiotti, Paolo 8 Eastham, Michael S. P. 8 Jackson, Lloyd K. 8 Lutz, Donald A. 8 Parhi, Narahari 8 Samovol, Vladimir Simkhovich 8 Sȩdziwy, Stanisław 8 Slyusarchuk, Vasyl Yukhimovich 8 Sun, Yuangong 8 Swanson, Charles A. 8 Tanaka, Satoshi 8 Tsai, Je-Chiang 8 Wang, Qiru 8 Wintner, Aurel ...and 5,350 more Authors all top 5 Cited in 595 Serials 381 Journal of Mathematical Analysis and Applications 362 Journal of Differential Equations 180 Proceedings of the American Mathematical Society 131 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 130 Transactions of the American Mathematical Society 96 Archive for Rational Mechanics and Analysis 89 Applied Mathematics and Computation 88 Nonlinear Analysis. Theory, Methods & Applications 85 Annali di Matematica Pura ed Applicata. Serie Quarta 82 Computers & Mathematics with Applications 81 Mathematische Zeitschrift 69 Applied Mathematics Letters 64 Mathematical Notes 62 Mathematische Annalen 62 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 56 Journal of Optimization Theory and Applications 52 Journal of Functional Analysis 49 Journal of Mathematical Sciences (New York) 41 Czechoslovak Mathematical Journal 39 Communications in Mathematical Physics 37 Journal of Inequalities and Applications 36 Rocky Mountain Journal of Mathematics 36 Journal of Computational and Applied Mathematics 36 Tôhoku Mathematical Journal. Second Series 35 Ukrainian Mathematical Journal 35 Advances in Mathematics 35 Siberian Mathematical Journal 33 Physica D 33 Bulletin of the American Mathematical Society 30 Journal of Dynamics and Differential Equations 29 Applicable Analysis 29 The Journal of Geometric Analysis 28 Journal of Difference Equations and Applications 28 Abstract and Applied Analysis 27 Zeitschrift für Wahrscheinlichkeitstheorie und Verwandte Gebiete 27 Calculus of Variations and Partial Differential Equations 26 Bulletin of the Australian Mathematical Society 26 Inventiones Mathematicae 26 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire 25 Mathematica Slovaca 25 Stochastic Processes and their Applications 25 Proceedings of the Steklov Institute of Mathematics 24 Optimization 24 Advances in Difference Equations 23 Differential Equations 21 Archiv der Mathematik 21 Communications in Partial Differential Equations 20 ZAMP. Zeitschrift für angewandte Mathematik und Physik 20 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 20 Statistics & Probability Letters 20 Annals of Global Analysis and Geometry 20 Mathematical and Computer Modelling 20 Journal of Global Optimization 19 Journal of Mathematical Physics 19 Integral Equations and Operator Theory 19 Journal of Economic Theory 19 Results in Mathematics 19 Systems & Control Letters 19 Discrete and Continuous Dynamical Systems. Series B 19 Boundary Value Problems 18 Mathematical Biosciences 18 Acta Mathematica Sinica. English Series 17 Automatica 17 Duke Mathematical Journal 17 Manuscripta Mathematica 17 Numerische Mathematik 17 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering 17 Discrete and Continuous Dynamical Systems 17 Qualitative Theory of Dynamical Systems 16 Journal of Applied Mathematics and Mechanics 16 Functional Analysis and its Applications 16 Nonlinear Analysis. Real World Applications 16 Journal of Fixed Point Theory and Applications 15 Journal d’Analyse Mathématique 15 Mathematical Proceedings of the Cambridge Philosophical Society 15 Journal of Geometry and Physics 15 Applied Mathematics and Optimization 15 Journal of Soviet Mathematics 15 Linear Algebra and its Applications 15 Mathematical Programming. Series A. Series B 15 Fixed Point Theory and Applications 14 Journal of Mathematical Biology 14 Chaos, Solitons and Fractals 14 Annales de l’Institut Fourier 14 Monatshefte für Mathematik 14 Rendiconti del Circolo Matemàtico di Palermo. Serie II 13 Israel Journal of Mathematics 13 Ergodic Theory and Dynamical Systems 13 Zeitschrift für Analysis und ihre Anwendungen 13 Aequationes Mathematicae 13 Journal de Mathématiques Pures et Appliquées. Neuvième Série 13 Journal of Nonlinear Science 13 European Series in Applied and Industrial Mathematics (ESAIM): Control, Optimization and Calculus of Variations 13 Comptes Rendus. Mathématique. Académie des Sciences, Paris 12 Acta Mathematica 12 Annali della Scuola Normale Superiore di Pisa. Classe di Scienze. Serie IV 12 Journal of Approximation Theory 12 Mathematische Nachrichten 12 Stochastic Analysis and Applications 12 Numerical Algorithms ...and 495 more Serials all top 5 Cited in 59 Fields 2,004 Ordinary differential equations (34-XX) 939 Partial differential equations (35-XX) 590 Operator theory (47-XX) 536 Dynamical systems and ergodic theory (37-XX) 498 Differential geometry (53-XX) 468 Calculus of variations and optimal control; optimization (49-XX) 284 Probability theory and stochastic processes (60-XX) 269 Numerical analysis (65-XX) 261 Global analysis, analysis on manifolds (58-XX) 213 Operations research, mathematical programming (90-XX) 211 Difference and functional equations (39-XX) 199 Systems theory; control (93-XX) 193 Biology and other natural sciences (92-XX) 170 Fluid mechanics (76-XX) 142 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 116 Real functions (26-XX) 87 Mechanics of particles and systems (70-XX) 86 Functional analysis (46-XX) 85 Mechanics of deformable solids (74-XX) 79 Functions of a complex variable (30-XX) 70 Statistics (62-XX) 65 Manifolds and cell complexes (57-XX) 65 Quantum theory (81-XX) 56 Special functions (33-XX) 52 Harmonic analysis on Euclidean spaces (42-XX) 51 Several complex variables and analytic spaces (32-XX) 50 Integral equations (45-XX) 47 Computer science (68-XX) 46 Relativity and gravitational theory (83-XX) 43 General topology (54-XX) 37 Statistical mechanics, structure of matter (82-XX) 34 Approximations and expansions (41-XX) 34 Optics, electromagnetic theory (78-XX) 32 Potential theory (31-XX) 30 Convex and discrete geometry (52-XX) 28 Classical thermodynamics, heat transfer (80-XX) 27 Algebraic geometry (14-XX) 27 Measure and integration (28-XX) 24 Linear and multilinear algebra; matrix theory (15-XX) 19 Number theory (11-XX) 16 Information and communication theory, circuits (94-XX) 14 Combinatorics (05-XX) 14 Topological groups, Lie groups (22-XX) 12 Geophysics (86-XX) 11 Nonassociative rings and algebras (17-XX) 11 Algebraic topology (55-XX) 10 Mathematical logic and foundations (03-XX) 10 Astronomy and astrophysics (85-XX) 9 History and biography (01-XX) 8 General and overarching topics; collections (00-XX) 8 Abstract harmonic analysis (43-XX) 7 Integral transforms, operational calculus (44-XX) 6 Group theory and generalizations (20-XX) 6 Sequences, series, summability (40-XX) 6 Geometry (51-XX) 3 Order, lattices, ordered algebraic structures (06-XX) 3 Field theory and polynomials (12-XX) 2 Category theory; homological algebra (18-XX) 2 Mathematics education (97-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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