## Found 11,844 Documents (Results 1–100)

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### Optimal $$W^{1,\infty}$$-estimates for an isoparametric finite element discretization of elliptic boundary value problems. (English)Zbl 07623483

MSC:  65M12 65N15 65N30
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### Quantitative inverse problem in visco-acoustic media under attenuation model uncertainty. (English)Zbl 07620368

MSC:  35Rxx 65Nxx 35Jxx
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### Double phase obstacle problems with multivalued convection and mixed boundary value conditions. (English)Zbl 07613210

MSC:  35J20 35J25 35J60
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### $$(p, q)$$-equations with negative concave terms. (English)Zbl 07610108

MSC:  35J92 35J25 35A01
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### Minimizers of a free boundary problem on three-dimensional cones. (English)Zbl 07608949

MSC:  35R35 35J20 35J65
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### On semilinear equations with free boundary conditions on stratified Lie groups. (English)Zbl 07601353

MSC:  35J61 35R03 35R35
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### Nonlinear elliptic equation with nonlocal integral boundary condition depending on two parameters. (English)Zbl 07623344

MSC:  65M06 65M12 65N25
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### On the Neumann problem for a second order elliptic partial operator-differential equation in Hilbert space. (English)Zbl 07619515

MSC:  35J25 47A10 58J40
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### A $$C^1$$-$$C^0$$ virtual element discretization for a sixth-order elliptic equation. (English)Zbl 07618949

MSC:  35J58 65N15 65N30
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### On the stability of stationary states in diffusion models in biology and humanities. (English)Zbl 07616985

MSC:  92Dxx 92Cxx 35Jxx
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### On Fredholm solvability and on the index of the generalized Neumann problem for an elliptic equation. (English)Zbl 07615044

MSC:  30G20 35J40 35J35
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### Existence and multiplicity of positive solutions for singular generalized Laplacian problems with a parameter. (English)Zbl 07612341

MSC:  34B08 34B16 35J25
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### Weak solution of a Neumann boundary value problem with $$p(x)$$-Laplacian-like operator. (English)Zbl 07612261

MSC:  35J92 35J25 35A01
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### Non-well-ordered lower and upper solutions for semilinear systems of PDEs. (English)Zbl 07611857

MSC:  35J57 35J61 35A01
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### A posteriori error estimators for discontinuous Galerkin method for diffusion problems, based on the hypercircle method. (English)Zbl 07610694

MSC:  35J25 65N30
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### The Born approximation in the three-dimensional Calderón problem. (English)Zbl 07605355

MSC:  35R30 35J25 65N21
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### Nonlinear weighted elliptic equations with Sobolev weights. (English)Zbl 07604915

MSC:  35J62 35J25 35A01
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### $$H^2$$-regularity for a two-dimensional transmission problem with geometric constraint. (English)Zbl 07600592

MSC:  35B65 35J20 35J25
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### Initial-boundary value problem for the equations of radiative heat transfer with Fresnel conjugation conditions. (Russian. English summary)Zbl 07600185

MSC:  35J61 35Q79
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### Strong maximum principle for a sublinear elliptic problem at resonance. (English)Zbl 07599852

MSC:  35J20 35J25 35J61
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### A ring of spikes in a Schnakenberg model. (English)Zbl 07599669

MSC:  35B25 35K51 35K57
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### Trace inequalities of the Sobolev type and nonlinear Dirichlet problems. (English)Zbl 07599250

MSC:  35J92 35J25 35A01
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MSC:  35J25
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### Boundary differentiability of solutions to elliptic equations in convex domains in the borderline case. (English)Zbl 07599048

MSC:  35J25 35B65
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### A new existence result for some nonlocal problems involving Orlicz spaces and its applications. (English)Zbl 07595466

MSC:  35J92 35J25 35A01
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### On numerical solution of a first kind integral equation with a weak singularity in the kernel on a closed surface. (English. Russian original)Zbl 07594416

Dokl. Math. 106, No. 1, 220-224 (2022); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 505, 14-18 (2022).
MSC:  35J05 35J25 45Exx
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### A discontinuity capturing shallow neural network for elliptic interface problems. (English)Zbl 07592152

MSC:  68Txx 65Nxx 35Kxx
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### A spectral boundary integral method for the elastic obstacle scattering problem in three dimensions. (English)Zbl 07592143

MSC:  65Nxx 74Jxx 35Jxx
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### The radial solution for an eigenvalue problem of singular augmented Hessian equation. (English)Zbl 07590671

MSC:  35P30 35J25 35J96
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### The solution of the ill-posed Cauchy problem for matrix factorizations of the Helmholtz equation in a multidimensional bounded domain. (English)Zbl 07589595

MSC:  35J05 35J25
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### A class of double phase mixed boundary value problems: existence, convergence and optimal control. (English)Zbl 07589214

MSC:  35J25 35J66 35J92
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### Reconstruction of small and extended regions in EIT with a Robin transmission condition. (English)Zbl 07584936

MSC:  35R30 35J25 78A46
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### On a nonlinear model in domains with cavities arising from cardiac electrophysiology. (English)Zbl 07584934

MSC:  35R30 35J25 35J61
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### On the determination of a coefficient in a space-fractional equation with operators of Abel type. (English)Zbl 07584841

MSC:  35R30 35J25 35R11
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### Carleman’s formula for solutions of generalized Cauchy-Riemann systems in multidimensional spatial domains. (English. Russian original)Zbl 07584488

J. Math. Sci., New York 265, No. 1, 90-102 (2022); translation from Sovrem. Mat., Fundam. Napravl. 65, No. 1, 95-108 (2019).
MSC:  35J56 30G20
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### Application of $$a$$-analytic functions to the investigation of the Cauchy problem for a stationary poroelasticity system. (English. Russian original)Zbl 07584483

J. Math. Sci., New York 265, No. 1, 33-42 (2022); translation from Sovrem. Mat., Fundam. Napravl. 65, No. 1, 33-43 (2019).
MSC:  35J47 35J25 35C15
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### Resolvent estimates, wave decay, and resonance-free regions for star-shaped waveguides. (English)Zbl 07583016

MSC:  35J05 35J25 47A10
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### An inverse problem for an elliptic equation in a spherical domain. (English)Zbl 1496.35452

MSC:  35R30 35J25
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### Global gradient estimates for Dirichlet problems of elliptic operators with a BMO antisymmetric part. (English)Zbl 07582215

MSC:  35J25 35J15 35B65
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### Analysis of positive solutions to one-dimensional generalized double phase problems. (English)Zbl 07582210

MSC:  34B18 47N20 35J60
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### Positive solutions of nonuniformly elliptic equations with weighted convex-concave nonlinearity. (English. Russian original)Zbl 07581889

Math. Notes 112, No. 2, 251-270 (2022); translation from Mat. Zametki 112, No. 2, 227-250 (2022).
MSC:  35J62 35J25 35J70
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### Rayleigh waves for elliptic systems in domains with periodic boundaries. (English. Russian original)Zbl 07581360

Differ. Equ. 58, No. 5, 631-648 (2022); translation from Differ. Uravn. 58, No. 5, 638-655 (2022).
MSC:  35J56
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### Sloshing, Steklov and corners: asymptotics of sloshing eigenvalues. (English)Zbl 07572385

MSC:  35P20 35J25
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### An eigenvalue-type problem involving the $$p$$-Laplace operator in exterior domain. (English)Zbl 1495.35138

MSC:  35P30 35J25 35J92
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### A reduced basis Landweber method for the identification of piecewise constant Robin coefficient in an elliptic equation. (English)Zbl 1495.31008

MSC:  31A25 65M12 90C25
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### The nonconforming virtual element method for semilinear elliptic problems. (English)Zbl 07568434

MSC:  65N30 65N12
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### Functional-differential equations with dilation and symmetry. (English. Russian original)Zbl 07566686

Sib. Math. J. 63, No. 4, 758-768 (2022); translation from Sib. Mat. Zh. 63, No. 4, 911-923 (2022).
MSC:  35J25 35A01
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### Existence of positive and symmetric solutions for some elliptic equation on spherical cap of $$S^3$$. (English)Zbl 07566043

Reviewer: Minghe Pei (Jilin)
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