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Klaus Schmitt - Publications

Affiliations: 
University of Utah, Salt Lake City, UT 
Area:
Mathematics
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60 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Schmitt K. Bifurcation problems for second order systems Nonlinear Analysis-Theory Methods & Applications. 201: 112042. DOI: 10.1016/J.Na.2020.112042  0.384
2012 Loc NH, Schmitt K. Bernstein–Nagumo conditions and solutions to nonlinear differential inequalities Nonlinear Analysis-Theory Methods & Applications. 75: 4664-4671. DOI: 10.1016/J.Na.2011.11.005  0.48
2011 Loc NH, Schmitt K. Applications of Sub-Supersolution Theorems to Singular Nonlinear Elliptic Problems Advanced Nonlinear Studies. 11. DOI: 10.1515/Ans-2011-0302  0.558
2011 Loc NH, Schmitt K. Boundary Value Problems for Singular Elliptic Equations Rocky Mountain Journal of Mathematics. 41: 555-572. DOI: 10.1216/Rmj-2011-41-2-555  0.517
2006 Le VK, Schmitt K. Some general concepts of sub- and supersolutions for nonlinear elliptic problems Topological Methods in Nonlinear Analysis. 28: 87-103. DOI: 10.12775/Tmna.2006.021  0.485
2005 Lê A, Schmitt K. Variational eigenvalues of degenerate eigenvalue problems for the weighted p-Laplacian Advanced Nonlinear Studies. 5. DOI: 10.1515/Ans-2005-0406  0.398
2004 Hartenstine D, Schmitt K. On Generalized and Viscosity Solutions of Nonlinear Elliptic Equations Advanced Nonlinear Studies. 4. DOI: 10.1515/Ans-2004-0304  0.509
2002 Le VK, Schmitt K. On the Existence of Nontrivial Solutions to Some Elliptic Variational Inequalities Advanced Nonlinear Studies. 2: 251-262. DOI: 10.1515/Ans-2002-0303  0.387
2002 Poppenberg M, Schmitt K, Wang Z. On the existence of soliton solutions to quasilinear Schrödinger equations Calculus of Variations and Partial Differential Equations. 14: 329-344. DOI: 10.1007/S005260100105  0.505
2002 Jacobsen JT, Schmitt K. The Liouville–Bratu–Gelfand Problem for Radial Operators Journal of Differential Equations. 184: 283-298. DOI: 10.1006/Jdeq.2001.4151  0.359
2000 Le VK, Schmitt K. Quasilinear Elliptic Equations and Inequalities with Rapidly Growing Coefficients Journal of the London Mathematical Society-Second Series. 62: 852-872. DOI: 10.1112/S0024610700001423  0.445
2000 Clément P, García-Huidobro M, Manásevich R, Schmitt K. Mountain pass type solutions for quasilinear elliptic equations Calculus of Variations and Partial Differential Equations. 11: 33-62. DOI: 10.1007/S005260050002  0.355
1999 García-Huidobro M, Manásevich R, Schmitt K. Positive radial solutions of quasilinear elliptic partial differential equations on a ball Nonlinear Analysis-Theory Methods & Applications. 35: 175-190. DOI: 10.1016/S0362-546X(97)00613-5  0.483
1999 García-Huidobro M, Le VK, Manásevich R, Schmitt K. On principal eigenvalues for quasilinear elliptic differential operators: an Orlicz-Sobolev space setting Nodea-Nonlinear Differential Equations and Applications. 6: 207-225. DOI: 10.1007/S000300050073  0.305
1998 Hai DD, Schmitt K, Shivaji R. Positive Solutions of Quasilinear Boundary Value Problems Journal of Mathematical Analysis and Applications. 217: 672-686. DOI: 10.1006/Jmaa.1997.5762  0.487
1998 Le VK, Schmitt K. On Boundary Value Problems for Degenerate Quasilinear Elliptic Equations and Inequalities Journal of Differential Equations. 144: 170-218. DOI: 10.1006/Jdeq.1997.3384  0.524
1996 Le VK, Schmitt K. On minimizing noncoercive functionals on weakly vlosed sets Banach Center Publications. 35: 51-72. DOI: 10.4064/-35-1-51-72  0.381
1995 Dang H, Schmitt K. Existence of nonnegative solutions for semilinear elliptic equations with subcritical exponents Topological Methods in Nonlinear Analysis. 5: 125-140. DOI: 10.12775/Tmna.1995.008  0.391
1995 Le VK, Schmitt K. Minimization problems for noncoercive functionals subject to constraints Transactions of the American Mathematical Society. 347: 4485-4513. DOI: 10.1090/S0002-9947-1995-1316854-3  0.302
1994 Hoa LH, Schmitt K. Fixed Point Theorems of Krasnosel’skii Type In Locally Convex Spaces and Applications to Integral Equations Results in Mathematics. 25: 290-314. DOI: 10.1007/Bf03323412  0.375
1993 Hai DD, Schmitt K. Boundary value problems for higher order nonlinear differential equations Nonlinear Analysis-Theory Methods & Applications. 21: 293-305. DOI: 10.1016/0362-546X(93)90021-J  0.55
1992 Hutson V, Schmitt K. Permanence and the dynamics of biological systems. Bellman Prize in Mathematical Biosciences. 111: 1-71. PMID 1515736 DOI: 10.1016/0025-5564(92)90078-B  0.302
1992 Schaaf R, Schmitt K. Asymptotics for Solution Branches Of Semilinear Elliptic Problems At Resonance Mathematics in Science and Engineering. 186: 249-262. DOI: 10.1016/S0076-5392(08)63384-6  0.501
1992 Schmitt K, Ward JR. Almost Periodic Solutions of Nonlinear Second Order Differential Equations Results in Mathematics. 21: 190-199. DOI: 10.1007/Bf03323078  0.515
1992 Schaaf R, Schmitt K. Asymptotic behavior of positive solution branches of elliptic problems with linear part at resonance Zeitschrift FüR Angewandte Mathematik Und Physik. 43: 645-676. DOI: 10.1007/Bf00946255  0.512
1990 Mawhin J, Schmitt K. Nonlinear eigenvalue problems with the parameter near resonance Annales Polonici Mathematici. 51: 241-248. DOI: 10.4064/Ap-51-1-241-248  0.375
1990 Schaaf R, Schmitt K. Period perturbations of linear problems at resonance on convex domains Rocky Mountain Journal of Mathematics. 20: 1119-1131. DOI: 10.1216/Rmjm/1181073066  0.358
1990 Ang DD, Schmitt K, Vy LK. Noncoercive variational inequalities: some applications Nonlinear Analysis-Theory Methods & Applications. 15: 497-512. DOI: 10.1016/0362-546X(90)90055-L  0.448
1988 Peitgen H, Prufer M, Schmitt K. Newton flows for real equations Rocky Mountain Journal of Mathematics. 18: 433-444. DOI: 10.1216/Rmj-1988-18-2-433  0.368
1988 Cosner C, Schmitt K. On the geometry of level sets of positive solutions of semilinear elliptic equations Rocky Mountain Journal of Mathematics. 18: 277-286. DOI: 10.1216/Rmj-1988-18-2-277  0.434
1988 Schmitt K. Nonlinear partial differential equations conference Rocky Mountain Journal of Mathematics. 18: 213-214. DOI: 10.1216/Rmj-1988-18-2-213  0.477
1988 Schaaf R, Schmitt K. A class of nonlinear Sturm-Liouville problems with infinitely many solutions Transactions of the American Mathematical Society. 306: 853-859. DOI: 10.1090/S0002-9947-1988-0933322-5  0.41
1988 Costa D, Jeggle H, Schaaf R, Schmitt K. Oscillatory Perturbations of Linear Problems at Resonance Results in Mathematics. 14: 275-287. DOI: 10.1007/Bf03323230  0.414
1988 Mawhin J, Schmitt K. Landesman-Lazer Type Problems At An Eigenvalue Of Odd Multiplicity Results in Mathematics. 14: 138-146. DOI: 10.1007/Bf03323221  0.435
1988 Peitgen H-, Prüfer M, Schmitt K. Global aspects of the continuous and discrete Newton method: A case study Acta Applicandae Mathematicae. 13: 123-202. DOI: 10.1007/978-94-009-2281-5_4  0.346
1986 Schmitt K. Boundary value problems with jumping nonlinearities Rocky Mountain Journal of Mathematics. 16: 481-496. DOI: 10.1216/Rmj-1986-16-3-481  0.372
1985 Mawhin J, Schmitt K. Upper and Lower Solutions and Semilinear 2nd Order Elliptic-equations With Non-linear Boundary-conditions Proceedings of the Royal Society a: Mathematical, Physical and Engineering Sciences. 97: 199-207. DOI: 10.1017/S0308210500013871  0.509
1983 Habets P, Schmitt K. Nonlinear boundary value problems for systems of differential equations Archiv Der Mathematik. 40: 441-446. DOI: 10.1007/Bf01192809  0.539
1982 Schmitt K, Smith H. Fredholm alternatives for nonlinear differential equations Rocky Mountain Journal of Mathematics. 12: 817-842. DOI: 10.1216/Rmj-1982-12-4-817  0.478
1980 Schmitt K. Bifurcation Results For Equations With Nondifferentiable Nonlinearities Differential Equations. 65-86. DOI: 10.1016/B978-0-12-045550-8.50010-4  0.568
1980 Martelli M, Schmitt K, Smith H. Periodic solutions of some nonlinear delay-differential equations Journal of Mathematical Analysis and Applications. 74: 494-503. DOI: 10.1016/0022-247X(80)90144-4  0.504
1979 Schmitt K, Smith HL. On eigenvalue problems for nondifferentiable mappings Journal of Differential Equations. 33: 294-319. DOI: 10.1016/0022-0396(79)90067-6  0.307
1978 Schmitt K, Smith HL. Positive solutions and conjugate points for systems of differential equations Nonlinear Analysis-Theory Methods & Applications. 2: 93-105. DOI: 10.1016/0362-546X(78)90045-7  0.361
1978 Schmitt K. Boundary value problems for quasilinear second order elliptic equations Nonlinear Analysis-Theory Methods & Applications. 2: 263-309. DOI: 10.1016/0362-546X(78)90019-6  0.517
1978 Schmitt K, Thompson RC, Walter W. Existence of solutions of a nonlinear boundary value problem via the method of lines Nonlinear Analysis-Theory Methods & Applications. 2: 519-535. DOI: 10.1016/0362-546X(78)90001-9  0.458
1978 Schmitt K. Periodic solutions of a forced nonlinear oscillator involving a onesided restoring force Archiv Der Mathematik. 31: 70-73. DOI: 10.1007/Bf01226417  0.305
1977 Mawhin J, Schmitt K. Rothe and altman type coincidence theorems and applications to differential equations Nonlinear Analysis-Theory Methods & Applications. 1: 151-160. DOI: 10.1016/0362-546X(77)90006-2  0.498
1976 Schmitt K, Volkmann P. Boundary value problems for second order differential equations in convex subsets of a Banach space Transactions of the American Mathematical Society. 218: 397-405. DOI: 10.1090/S0002-9947-1976-0397110-5  0.325
1975 Schmitt K, Thompson R. Boundary value problems for infinite systems of second-order differential equations Journal of Differential Equations. 18: 277-295. DOI: 10.1016/0022-0396(75)90063-7  0.517
1975 Schmitt K. Applications of variational equations to ordinary and partial differential equations—Multiple solutions of boundary value problems Journal of Differential Equations. 17: 154-186. DOI: 10.1016/0022-0396(75)90039-X  0.549
1973 Bebernes JW, Schmitt K. Periodic boundary value problems for systems of second order differential equations Journal of Differential Equations. 13: 32-47. DOI: 10.1016/0022-0396(73)90030-2  0.517
1973 Gustafson GB, Schmitt K. Periodic solutions of hereditary differential systems Journal of Differential Equations. 13: 567-587. DOI: 10.1016/0022-0396(73)90012-0  0.357
1972 Schmitt K. Periodic solutions of nonlinear differential systems Journal of Mathematical Analysis and Applications. 40: 174-182. DOI: 10.1016/0022-247X(72)90041-8  0.418
1972 Schmitt K. Periodic solutions of systems of second-order differential equations Journal of Differential Equations. 11: 180-192. DOI: 10.1016/0022-0396(72)90088-5  0.477
1972 Gustafson GB, Schmitt K. Nonzero solutions of boundary value problems for second order ordinary and delay-differential equations Journal of Differential Equations. 12: 129-147. DOI: 10.1016/0022-0396(72)90009-5  0.554
1971 Schmitt K. Comparison theorems for second order delay differential equations Rocky Mountain Journal of Mathematics. 1: 459-468. DOI: 10.1216/Rmj-1971-1-3-459  0.448
1971 Nevers Kd, Schmitt K. An application of the shooting method to boundary value problems for second order delay equations Journal of Mathematical Analysis and Applications. 36: 588-597. DOI: 10.1016/0022-247X(71)90041-2  0.495
1970 Schmitt K. A nonlinear boundary value problem Journal of Differential Equations. 7: 527-537. DOI: 10.1016/0022-0396(70)90099-9  0.441
1969 Schmitt K. On the global existence of solutions of second order ordinary differential equations Journal of Differential Equations. 5: 476-482. DOI: 10.1016/0022-0396(69)90088-6  0.491
1968 Schmitt K. Boundary value problems for nonlinear second order differential equations Monatshefte FüR Mathematik. 72: 347-354. DOI: 10.1007/Bf01302169  0.549
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