Found 43 Documents (Results 1–43)
A locally modified second-order finite element method for interface problems and its implementation in 2 dimensions. (English) Zbl 1529.65124
Reviewer: Jiguang Sun (Houghton)
XIGA: an eXtended IsoGeometric analysis approach for multi-material problems. (English) Zbl 1509.74052
A weighted Nitsche’s method for interface problems with higher-order simplex elements. (English) Zbl 1491.74095
Non-negative moment fitting quadrature rules for fictitious domain methods. (English) Zbl 1524.74427
Strongly stable generalized finite element method (SSGFEM) for a non-smooth interface problem. II: A simplified algorithm. (English) Zbl 1436.74079
A stable generalized finite element method (SGFEM) of degree two for interface problems. (English) Zbl 1436.65192
eXtended hybridizable discontinuous Galerkin for incompressible flow problems with unfitted meshes and interfaces. (English) Zbl 07865236
Modeling curved interfaces without element-partitioning in the extended finite element method. (English) Zbl 07859713
\(L^2\)-error analysis of an Isoparametric unfitted finite element method for elliptic interface problems. (English) Zbl 1464.65177
Adaptive anisotropic integration scheme for high-order fictitious domain methods: application to thin structures. (English) Zbl 07878388
Prediction of apparent properties with uncertain material parameters using high-order fictitious domain methods and PGD model reduction. (English) Zbl 07874360
High order boundary and finite elements for 3D fracture propagation in brittle materials. (English) Zbl 1439.74377
Higher-order meshing of implicit geometries. I: Integration and interpolation in cut elements. (English) Zbl 1439.65212
MSC:
65N50
Numerical integration of discontinuous functions: moment fitting and smart octree. (English) Zbl 1387.65025
eXtended hybridizable discontinuous Galerkin with Heaviside enrichment for heat bimaterial problems. (English) Zbl 1377.65150
High order unfitted finite element methods on level set domains using isoparametric mappings. (English) Zbl 1425.65168
Spline-based finite-element method for the stationary quasi-geostrophic equations on arbitrary shaped coastal boundaries. (English) Zbl 1425.74469
Numerical integration over implicitly defined domains for higher order unfitted finite element methods. (English) Zbl 1354.65252
Stress analysis of 3D complex geometries using the scaled boundary polyhedral finite elements. (English) Zbl 1398.74409
Error analysis of a B-spline based finite-element method for modeling wind-driven ocean circulation. (English) Zbl 1398.76124
Numerical integration of discontinuities on arbitrary domains based on moment fitting. (English) Zbl 1382.65066
MSC:
65D30
About the use of standard integration schemes for X-FEM in solid mechanics plasticity. (English) Zbl 1423.74154
A robust Nitsche’s formulation for interface problems with spline-based finite elements. (English) Zbl 1352.65515
MSC:
65N30
An adaptive interface-enriched generalized FEM for the treatment of problems with curved interfaces. (English) Zbl 1352.74436
Convergence analysis of linear or quadratic X-FEM for curved free boundaries. (English) Zbl 1423.74879
Interface problems with quadratic X-FEM: design of a stable multiplier space and error analysis. (English) Zbl 1352.74350
A spline-based enrichment function for arbitrary inclusions in extended finite element method with applications to finite deformations. (English) Zbl 1352.65469
MSC:
65N30
Higher-order extended FEM for weak discontinuities – level set representation, quadrature and application to magneto-mechanical problems. (English) Zbl 1352.74377
Local enrichment of the finite cell method for problems with material interfaces. (English) Zbl 1311.74123
MSC:
74S05
A NURBS enhanced extended finite element approach for unfitted CAD analysis. (English) Zbl 1311.65017
An extended finite element method for fluid flow in partially saturated porous media with weak discontinuities; the convergence analysis of local enrichment strategies. (English) Zbl 1398.74371
High order X-FEM and levelsets for complex microstructures: uncoupling geometry and approximation. (English) Zbl 1353.74071
Efficient adaptive integration of functions with sharp gradients and cusps in \(n\)-dimensional parallelepipeds. (English) Zbl 1253.65034
MSC:
65D30
Treating volumetric inequality constraint in a continuum media with a coupled X-FEM/level-set strategy. (English) Zbl 1239.74009
An X-FEM and level set computational approach for image-based modelling: application to homogenization. (English) Zbl 1235.74297
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