## Found 60 Documents (Results 1–60)

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MSC:  35J61

### Multiple solutions for weighted Kirchhoff equations involving critical Hardy-Sobolev exponent. (English)Zbl 1466.35196

MSC:  35J62 35B33 35A01
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MSC:  34C25
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### About existence and regularity of positive solutions for a quasilinear Schrödinger equation with singular nonlinearity. (English)Zbl 1474.35318

MSC:  35J62 35J20 35J75
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### Loop type subcontinua of positive solutions for indefinite concave-convex problems. (English)Zbl 1421.35153

MSC:  35J91 35J25 35B32
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MSC:  35R11
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### On fractional Laplacian problems with indefinite nonlinearity. (English)Zbl 1386.35435

MSC:  35R11 35A01 35A15
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### Sign-changing solutions for resonant Neumann problems. (English)Zbl 1368.49008

MSC:  49J35 35J60
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MSC:  35J15
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### Multiple non-negative solutions to a semilinear equation on Heisenberg group with indefinite nonlinearity. (English)Zbl 1381.35200

MSC:  35R03 35J20 35J61
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### Neumann problems with indefinite and unbounded potential and concave terms. (English)Zbl 1331.35116

MSC:  35J20 35J60 58E05
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### Semilinear elliptic problems with asymmetric nonlinearities. (English)Zbl 1310.35122

MSC:  35J61 35B09 35J25
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### The effects of concave and convex nonlinearities in some noncooperative elliptic systems. (English)Zbl 1311.35105

MSC:  35J50 35J61
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### Strictly positive solutions for one-dimensional nonlinear problems involving the $$p$$-Laplacian. (English)Zbl 1304.34045

MSC:  34B18 34B15
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### Multiple positive solutions to a class of Kirchhoff equation on $$\mathbb R^3$$ with indefinite nonlinearity. (English)Zbl 1286.35088

MSC:  35J20 35J70 35B09
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MSC:  35Q72
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### Yamabe type equations with sign-changing nonlinearities on the Heisenberg group, and the role of Green functions. (English)Zbl 1322.35143

Serrin, James B. (ed.) et al., Recent trends in nonlinear partial differential equations I: evolution problems. Workshop in honor of Patrizia Pucci’s 60th birthday ‘Nonlinear partial differential equations’, Perugia, Italy, May 28 – June 1, 2012. Providence, RI: American Mathematical Society (AMS) (ISBN 978-0-8218-8736-3/pbk; 978-1-4704-0992-0/ebook). Contemporary Mathematics 594, 115-136 (2013).
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### Nonnegative solutions to $$p$$-Laplacian elliptic problems. (English)Zbl 1313.35072

MSC:  35J05 35B33

### Singular potential Hamiltonian system. (English)Zbl 1293.35321

MSC:  35Q70 35D30 35A15
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### Nonnegative solutions of quasilinear elliptic problems with sublinear indefinite nonlinearity. (English)Zbl 1280.35060

MSC:  35J92 35J61
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### Nonnegative solutions of elliptic problems with sublinear indefinite nonlinearity. (English)Zbl 1235.35124

MSC:  35J60 35B25 35B09
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### A multiplicity theorem for $$p$$-superlinear $$p$$-Laplacian equations using critical groups and Morse theory. (English)Zbl 1223.35140

MSC:  35J25 58E05 35J60
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### Q-curvature flow with indefinite nonlinearity. (English)Zbl 1189.53067

MSC:  53C44 35K99 53C21
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### Elliptic equations with indefinite concave nonlinearities near the origin. (English)Zbl 1187.35086

MSC:  35J61 35J25 35A01
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### A duality principle corresponding to the parabolic equations. (English)Zbl 1145.35405

MSC:  35K60 35B40
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### Multiplicity of positive solution for an indefinite elliptic equation on $$\mathbb R^2$$ with exponential nonlinearities. (English)Zbl 1137.35365

MSC:  35J60 35B45
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MSC:  35J65

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### Bifurcation calculus by the extended functional method. (English. Russian original)Zbl 1124.35307

Funct. Anal. Appl. 41, No. 1, 18-30 (2007); translation from Funkts. Anal. Prilozh. 41, No. 1, 23-38 (2007).
MSC:  35B32 35J20 35J60
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### Nonlocal investigations of inhomogeneous indefinite elliptic equations via variational methods. (English)Zbl 1109.35032

Haroske, Dorothee (ed.) et al., Function spaces, differential operators and nonlinear analysis. The Hans Triebel anniversary volume. Based on the lectures given at the international conference on function spaces, differential operators and nonlinear analysis, FSDONA-01, Teistungen, Germany, June 28–July 4, 2001, in honor of the 65th birthday of H. J. Triebel. Basel: Birkhäuser (ISBN 3-7643-6935-3/hbk). 341-352 (2003).

### Local superlinearity and sublinearity for indefinite semilinear elliptic problems. (English)Zbl 1034.35042

MSC:  35J61 35J20 35J25
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MSC:  35J65
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### Indefinite superlinear elliptic problems. (English)Zbl 0869.35038

Serapioni, Raul (ed.) et al., Variational methods for discontinuous structures. Applications to image segmentation, continuum mechanics, homogenization. Proceedings of the international conference, Como, Italy, September 8–10, 1994. Basel: Birkhäuser. Prog. Nonlinear Differ. Equ. Appl. 25, 87-92 (1996).
MSC:  35J65 35J20

MSC:  35J65

### Infinitely many solutions for indefinite semilinear elliptic equations without symmetry. (English)Zbl 0855.35044

Reviewer: V.Komkov (Roswell)
MSC:  35J65 35J20
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### On indefinite superlinear elliptic equations. (English)Zbl 0852.35052

MSC:  35J65 35J20
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### Variational methods for indefinite superlinear homogeneous elliptic problems. (English)Zbl 0840.35035

MSC:  35J65 35J20
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MSC:  35J65
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