Found 682 Documents (Results 1–100)
Global second-order immersed interface Poisson solver using zero-order local truncation errors. (English) Zbl 07922499
Corrected linear-Galerkin schemes to preserve second-order accuracy for cell-centered unstructured finite volume methods. (English) Zbl 07908866
Phase-field based modeling and simulation for selective laser melting techniques in additive manufacturing. (English) Zbl 07899947
The second-order accuracy difference schemes for integral-type time-nonlocal parabolic problems. (English. Russian original) Zbl 07891526
J. Math. Sci., New York 283, No. 2, 195-210 (2024); translation from Sovrem. Mat., Fundam. Napravl. 69, No. 1, 32-49 (2023).
Accuracy of analytical approximation formula for bond prices in a three-factor convergence model of interest rates. (English) Zbl 07891001
Fully decoupled unconditionally stable Crank-Nicolson leapfrog numerical methods for the Cahn-Hilliard-Darcy system. (English) Zbl 07882735
Second-order decoupled linear energy-law preserving gPAV numerical schemes for two-phase flows in superposed free flow and porous media. (English) Zbl 07880219
Spatial second-order positive and asymptotic preserving filtered \(P_N\) schemes for nonlinear radiative transfer equations. (English) Zbl 07863614
An unconditional energy stable data assimilation scheme for Navier-Stokes-Cahn-Hilliard equations with local discretized observed data. (English) Zbl 07853320
An efficient data assimilation based unconditionally stable scheme for Cahn-Hilliard equation. (English) Zbl 07846887
MSC:
65N12
Second-order accurate and unconditionally stable algorithm with unique solvability for a phase-field model of 3D volume reconstruction. (English) Zbl 07842859
Analysis on a high accuracy fully implicit solution for strong nonlinear diffusion problem – convergence, stability, and uniqueness. (English) Zbl 07834042
Second order symmetry-preserving conservative intersection-based remapping method in two-dimensional cylindrical coordinates. (English) Zbl 07833834
A structure-preserving projection method with formal second-order accuracy for the incompressible Navier-Stokes equations. (English) Zbl 07827653
A coupled nonlinear finite element scheme for anisotropic diffusion equation with nonlinear capacity term. (English) Zbl 07756733
An accurate, controllably dissipative, unconditionally stable three-sub-step method for nonlinear dynamic analysis of structures. (English) Zbl 1537.74074
MSC:
74H15
Error analysis of a linear numerical scheme for the Landau-Lifshitz equation with large damping parameters. (English) Zbl 1536.65082
Moving water equilibria preserving nonstaggered central scheme for open-channel flows. (English) Zbl 1530.76046
On designing and developing single-step second-order implicit methods with dissipation control and zero-order overshoots via subsidiary variables. (English) Zbl 07772336
Three optimal families of three-sub-step dissipative implicit integration algorithms with either second, third, or fourth-order accuracy for second-order nonlinear dynamics. (English) Zbl 07772287
Boundary-optimized summation-by-parts operators for finite difference approximations of second derivatives with variable coefficients. (English) Zbl 07771292
A 3D face interpolated discretisation method for simulating anisotropic diffusive processes on meshes coming from wood morphology. (English) Zbl 1528.65095
An efficient linear and unconditionally stable numerical scheme for the phase field sintering model. (English) Zbl 07759113
MSC:
65Mxx
A second order accurate, positivity preserving numerical method for the Poisson-Nernst-Planck system and its convergence analysis. (English) Zbl 07751604
Equivalently analytical solution for the large deformation of slender beams under follower loads: a second-order ANCF approach. (English) Zbl 1525.74130
MSC:
74K10
Kernel-free boundary integral method for two-phase Stokes equations with discontinuous viscosity on staggered grids. (English) Zbl 07742889
Highly efficient variant of SAV approach for the incompressible multi-component phase-field fluid models. (English) Zbl 1538.65282
Binary thermal fluids computation over arbitrary surfaces with second-order accuracy and unconditional energy stability based on phase-field model. (English) Zbl 07715666
A compact sixth-order implicit immersed interface method to solve 2D Poisson equations with discontinuities. (English) Zbl 1540.65461
Reformulated weak formulation and efficient fully discrete finite element method for a two-phase ferrohydrodynamics Shliomis model. (English) Zbl 1516.65103
Accuracy estimates for bilinear optimal control problems governed by ordinary differential equations. (English) Zbl 07683281
A second-order semi-implicit method for the inertial Landau-Lifshitz-Gilbert equation. (English) Zbl 1524.35664
A suite of second-order composite sub-step explicit algorithms with controllable numerical dissipation and maximal stability bounds. (English) Zbl 1510.65245
Second order unconditionally stable and convergent linearized scheme for a fluid-fluid interaction model. (English) Zbl 1515.65247
A second-order unconditionally energy stable scheme for phase-field based multimaterial topology optimization. (English) Zbl 1539.74341
Second-order accurate, robust and efficient ADI Galerkin technique for the three-dimensional nonlocal heat model arising in viscoelasticity. (English) Zbl 1511.65102
On second-order \(s\)-sub-step explicit algorithms with controllable dissipation and adjustable bifurcation point for second-order hyperbolic problems. (English) Zbl 1504.74077
Node-diamond approximation of heterogeneous and anisotropic diffusion systems on arbitrary two-dimensional grids. (English) Zbl 1540.65494
Bootstrap inference for the finite population mean under complex sampling designs. (English) Zbl 07909610
MSC:
62-XX
Well-balanced second-order convex limiting technique for solving the Serre-Green-Naghdi equations. (English) Zbl 1502.65121
A second-order well-balanced Lagrange-projection numerical scheme for shallow water Exner equations in 1D and 2D. (English) Zbl 1499.65616
Optimal convergence of a second-order low-regularity integrator for the KdV equation. (English) Zbl 07607705
MSC:
65Mxx
A weak Galerkin finite element method can compute both upper and lower eigenvalue bounds. (English) Zbl 1497.65215
Comparative studies on mesh-free deep neural network approach versus finite element method for solving coupled nonlinear hyperbolic/wave equations. (English) Zbl 1513.65394
A flux correction for finite-volume discretizations: achieving second-order accuracy on arbitrary polyhedral grids. (English) Zbl 07578900
Embedded exponential-type low-regularity integrators for KdV equation under rough data. (English) Zbl 07569617
Numerical approximations of flow coupled binary phase field crystal system: fully discrete finite element scheme with second-order temporal accuracy and decoupling structure. (English) Zbl 07568550
A fourth-order compact implicit immersed interface method for 2D Poisson interface problems. (English) Zbl 1524.65713
Time accurate solution to Benjamin-Bona-Mahony-Burgers equation via Taylor-Boubaker series scheme. (English) Zbl 1490.65221
A-stable, explicit method for solving stiff problems in science and engineering. (English) Zbl 1491.65058
Positive Scharfetter-Gummel finite volume method for convection-diffusion equations on polygonal meshes. (English) Zbl 1510.65222
Adaptive, second-order, unconditionally stable partitioned method for fluid-structure interaction. (English) Zbl 1507.74115
MSC:
74F10
A new finite volume scheme with gradient transfer method for solving diffusion problems on the distorted hexahedral meshes. (English) Zbl 1484.65287
The parameter-Newton iteration for the second-order cone linear complementarity problem. (English) Zbl 1490.90288
Convergence of a spectral Galerkin scheme for the dynamic elastica with periodical or hinged boundary. (English) Zbl 1485.74095
A modified Crank-Nicolson numerical scheme for the Flory-Huggins Cahn-Hilliard model. (English) Zbl 07493157
Numerical simulation and analysis of the Swift-Hohenberg equation by the stabilized Lagrange multiplier approach. (English) Zbl 1509.65078
A variant of stabilized-scalar auxiliary variable (S-SAV) approach for a modified phase-field surfactant model. (English) Zbl 07690861
A second order numerical method for singularly perturbed problem with non-local boundary condition. (English) Zbl 1487.65093
Analysis on a numerical scheme with second-order time accuracy for nonlinear diffusion equations. (English) Zbl 1499.65383
Mass-conservative and positivity preserving second-order semi-implicit methods for high-order parabolic equations. (English) Zbl 07512373
High accuracy numerical solution of elliptic equations with discontinuous coefficients. (English) Zbl 1493.65247
An energy stable second-order accurate scheme for microphase separation of periodic diblock copolymers. (English) Zbl 07437353
The immersed interface method for Helmholtz equations with degenerate diffusion. (English) Zbl 1540.65458
An efficient stabilized multiple auxiliary variables method for the Cahn-Hilliard-Darcy two-phase flow system. (English) Zbl 1521.76377
Second-order well-balanced Lagrange-projection schemes for blood flow equations. (English) Zbl 1477.65145
Reviewer: Abdallah Bradji (Annaba)
Linear, second-order accurate, and energy stable scheme for a ternary Cahn-Hilliard model by using Lagrange multiplier approach. (English) Zbl 1465.65081
Convergence analysis of a second-order semi-implicit projection method for Landau-Lifshitz equation. (English) Zbl 1469.82037
A stable second-order BDF scheme for the three-dimensional Cahn-Hilliard-Hele-Shaw system. (English) Zbl 1464.76127
Boundary update via resolvent for fluid-structure interaction. (English) Zbl 1476.65164
Reviewer: Yan Xu (Hefei)
Nonlinear finite volume discretization for transient diffusion problems on general meshes. (English) Zbl 1460.76639
Efficient monolithic projection-based method for chemotaxis-driven bioconvection problems. (English) Zbl 1524.76268
Observer-based neural adaptive control of a platoon of autonomous tractor-trailer vehicles with uncertain dynamics. (English) Zbl 1542.93138
Decentralised finite-time consensus for second-order multi-agent system under event-triggered strategy. (English) Zbl 07907137
A second-order space-time accurate scheme for nonlinear diffusion equation with general capacity term. (English) Zbl 07777676
High-order blended compact difference schemes for the 3D elliptic partial differential equation with mixed derivatives and variable coefficients. (English) Zbl 1486.65227
Second-order boundary schemes for the lattice Boltzmann method with general propagation. (English) Zbl 07507230
Second-order large time step wave adding scheme for hyperbolic conservation laws. (English) Zbl 07505615
Practical computational fluid dynamics with the finite volume method. (English) Zbl 1481.76145
De Lorenzis, Laura (ed.) et al., Modeling in engineering using innovative numerical methods for solids and fluids. Papers based on the presentations at the CISM course, Udine, Italy, October 15–19, 2018. Cham: Springer. CISM Courses Lect. 599, 103-161 (2020).
Improved phase-field models of melting and dissolution in multi-component flows. (English) Zbl 1472.76105
Combination forecasting model of interval data based on forecast effective measure with ICOWA operator. (Chinese. English summary) Zbl 1474.62333
Second-order semi-implicit projection methods for micromagnetics simulations. (English) Zbl 1453.82093
Seven-velocity three-dimensional vectorial lattice Boltzmann method including various types of approximations to the pressure and two-parameterized second-order boundary treatments. (English) Zbl 1524.76320
Nonlinear iteration acceleration solution for equilibrium radiation diffusion equation. (English) Zbl 1443.65152
A hyperbolic Poisson solver for tetrahedral grids. (English) Zbl 1448.65197
Reviewer: Abdallah Bradji (Annaba)
Iterative acceleration methods with second-order time accuracy for nonlinear diffusion equations. (English) Zbl 1436.65117
On the collision matrix of the lattice Boltzmann method for anisotropic convection-diffusion equations. (English) Zbl 1433.76123
Spectral method and spectral element method for three dimensional linear elliptic system: analysis and application. (English) Zbl 1440.65249
A new class of uniformly accurate numerical schemes for highly oscillatory evolution equations. (English) Zbl 07161200
Vector penalty-projection methods for open boundary conditions with optimal second-order accuracy. (English) Zbl 1490.76064
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