## Found 19 Documents (Results 1–19)

100
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### Global versions of the Gagliardo-Nirenberg-Sobolev inequality and applications to wave and Klein-Gordon equations. (English)Zbl 1455.35003

MSC:  35A23 35L71 35B45
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### Remarks on a weighted energy estimate and its application to nonlinear wave equations in one space dimension. (English)Zbl 1320.35222

MSC:  35L71 35L15 35B45
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### On a one-phase free boundary problem. (English)Zbl 1335.35305

MSC:  35R35 35J25 35B45
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### Hölder estimates for linear second-order equations. (English)Zbl 1259.35047

MSC:  35B45 35J15
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### Oblique derivative problem for parabolic operators with VMO coefficients. (English)Zbl 0963.35032

MSC:  35B45 35K20 35R05

### Estimate for the second derivatives of curvature-type equations. (Russian)Zbl 1074.35557

MSC:  35K55 35B45 35B30

### Local estimates of normal second derivatives for solutions of the Dirichlet problem for the prescribed quotient curvature equations. (English)Zbl 0900.35054

Ladyzhenskaya, O. A. (ed.), Boundary value problems of mathematical physics and adjacent problems of function theory. 26. Work collection. Dedicated to N. N. Ural’tseva on her anniversary. Sankt-Peterburg: Nauka. Zap. Nauchn. Semin. POMI. 221, 114-126 (1995).
MSC:  35B45 35J65

### Local estimates of normal second derivatives for solutions of the Dirichlet problem for the prescribed quotient curvature equations. (English. Russian original)Zbl 0937.35504

J. Math. Sci., New York 87, No. 2, 3343-3352 (1997); translation from Zap. Nauchn. Semin. POMI 221, 114-126 (1995).
MSC:  35B45 35J65
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### Nonlinear oblique boundary value problems for two dimensional Hessian and curvature equations. (English)Zbl 0847.35053

Martin, Gaven (ed.) et al., Proceedings of the miniconference on analysis and applications, held at the University of Queensland, Brisbane, Australia, September 20-23, 1993. Canberra: Australian National University, Centre for Mathematics and its Applications. Proc. Cent. Math. Appl. Aust. Natl. Univ. 33, 225-237 (1994).
Reviewer: G.Porru (Cagliari)
MSC:  35J65 53C21

### Estimates of Dirichlet’s problem solutions for the quasilinear elliptic nondivergent second-order equation in the vicinity of a conical point. (Ukrainian. English, Russian summaries)Zbl 0801.35027

MSC:  35J65 35B65 35B45

### Interior regularity for solutions of elliptic Monge-Ampère equations on the plane. (Chinese. English summary)Zbl 0796.35047

MSC:  35J60 35B65 35B45

### Estimates of the highest-order derivatives in some nonlinear parabolic equations. (English. Russian original)Zbl 0819.35081

Sib. Math. J. 32, No. 1, 56-64 (1991); translation from Sib. Mat. Zh. 32, No. 1(185), 72-81 (1991).
MSC:  35K60 35B65 35B45
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### Über die Beschränktheit der zweiten Ableitungen der Lösungen nichtlinearer elliptischer Differentialgleichungen. (German)Zbl 0431.35038

Math. Z. (to appear).
MSC:  35J60 35B45
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### The non-regularity of the classical solution of a quasi-linear hyperbolic system. (Bulgarian)Zbl 0436.35015

MSC:  35B45 35L70

### A priori estimates of the first derivatives for two-dimensional quasilinear strongly elliptic systems. (Russian)Zbl 0156.11801

MSC:  35B45 35J62 35J47

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