Keywords: مثبت نگهداری; Diffusion equation; Vertex-centered scheme; Positivity-preserving; Nonlinear two-point flux approximation;
مقالات ISI مثبت نگهداری (ترجمه نشده)
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Keywords: مثبت نگهداری; Discontinuous Galerkin; Positivity-preserving; Well-balanced; Shallow water equations; Tidal bores;
Keywords: مثبت نگهداری; Grid adaptivity; Multiresolution analysis; Multiwavelets; Discontinuous Galerkin; Shallow water flows; Positivity-preserving; Well-balancing; Limiters; Shock detection
Keywords: مثبت نگهداری; Positivity-preserving; Discontinuous Galerkin; Relaxation method; Magnetohydrodynamics; Two-fluid; HED plasma;
Keywords: مثبت نگهداری; Lagrangian method; Multi-material compressible flow; Positivity-preserving; High order accuracy; General equation of state;
C2 positivity-preserving rational interpolation splines in one and two dimensions
Keywords: مثبت نگهداری; Rational interpolation; Positivity-preserving; Convergence analysis; Approximation order; 65D07; 65D17;
Positivity-preserving CE/SE schemes for solving the compressible Euler and Navier-Stokes equations on hybrid unstructured meshes
Keywords: مثبت نگهداری; Positivity-preserving; Space-time conservation element and solution element scheme; The compressible Euler equations; The compressible Navier-Stokes equations; Unstructured mesh;
A discontinuous Galerkin method for nonlinear parabolic equations and gradient flow problems with interaction potentials
Keywords: مثبت نگهداری; Discontinuous Galerkin method; Positivity-preserving; Entropy-entropy dissipation relationship; Nonlinear parabolic equation; Gradient flow;
A positivity-preserving high order discontinuous Galerkin scheme for convection-diffusion equations
Keywords: مثبت نگهداری; Discontinuous Galerkin finite element method; High order accuracy; Convection-diffusion equations; Positivity-preserving; Glow discharge; Drift-diffusion;
A high order semi-Lagrangian discontinuous Galerkin method for Vlasov-Poisson simulations without operator splitting
Keywords: مثبت نگهداری; Semi-Lagrangian; Discontinuous Galerkin; Vlasov-Poisson; Non-splitting; Mass conservative; Positivity-preserving;
Reprint of: Positivity-preserving and symmetry-preserving Lagrangian schemes for compressible Euler equations in cylindrical coordinates
Keywords: مثبت نگهداری; Lagrangian method; Cylindrical coordinates; Symmetry-preserving; Positivity-preserving; Compressible flows;
Positivity-preserving and symmetry-preserving Lagrangian schemes for compressible Euler equations in cylindrical coordinates
Keywords: مثبت نگهداری; Lagrangian method; Cylindrical coordinates; Symmetry-preserving; Positivity-preserving; Compressible flows;
The MOOD method for the non-conservative shallow-water system
Keywords: مثبت نگهداری; Finite volume; Well-balanced scheme; High-order; Non-conservative problem; Polynomial reconstruction; Unstructured mesh; Shallow-water; MOOD; Positivity-preserving;
On positivity-preserving high order discontinuous Galerkin schemes for compressible Navier-Stokes equations
Keywords: مثبت نگهداری; Discontinuous Galerkin method; High order accuracy; Gas dynamics; Compressible Navier-Stokes; Positivity-preserving; High speed flows;
High order finite volume WENO schemes for the shallow water flows through channels with irregular geometry
Keywords: مثبت نگهداری; Shallow water flows; Cross section; Well-balanced; WENO scheme; Finite volume method; Positivity-preserving;
A WENO-based Method of Lines Transpose approach for Vlasov simulations
Keywords: مثبت نگهداری; Method of Lines Transpose; Implicit Runge-Kutta methods; Weighted essentially non-oscillatory methodology; High order accuracy; Vlasov-Poisson; Demensional splitting; Positivity-preserving;
Positivity preserving high-order local discontinuous Galerkin method for parabolic equations with blow-up solutions
Keywords: مثبت نگهداری; Positivity-preserving; Blow-up solutions; Local discontinuous Galerkin method; Dirichlet boundary conditions
A simple weighted essentially non-oscillatory limiter for the correction procedure via reconstruction (CPR) framework on unstructured meshes
Keywords: مثبت نگهداری; CPR framework; WENO limiter; Positivity-preserving; Unstructured meshes
A simple weighted essentially non-oscillatory limiter for the correction procedure via reconstruction (CPR) framework
Keywords: مثبت نگهداری; CPR framework; WENO limiter; Positivity-preserving
Sign-preserving of principal eigenfunctions in P1 finite element approximation of eigenvalue problems of second-order elliptic operators
Keywords: مثبت نگهداری; Finite element method; Eigenvalue problem; Sign-preserving; Positivity-preserving; Perron's theorem; Principal eigenvalue
A positivity-preserving high order finite volume compact-WENO scheme for compressible Euler equations
Keywords: مثبت نگهداری; Compact scheme; Finite volume; Weighted essentially non-oscillatory scheme; Positivity-preserving; Compressible Euler equations
Laplace Transform and finite difference methods for the Black-Scholes equation
Keywords: مثبت نگهداری; Black-Scholes equation; Completely monotonic function; Finite difference scheme; Laplace Transform; M-Matrix; Positivity-preserving; Post-Widder formula;
Efficient implicit scheme with positivity preserving and smoothing properties
Keywords: مثبت نگهداری; 65M06; 65M12; Black-Scholes equation; Finite difference schemes; Fully implicit scheme; M-matrix; Non-smooth initial conditions; Positivity-preserving;
Positivity-preserving method for high-order conservative schemes solving compressible Euler equations
Keywords: مثبت نگهداری; Numerical method; Compressible flow; High-order conservative scheme; Positivity-preserving
Positivity-preserving DG and central DG methods for ideal MHD equations
Keywords: مثبت نگهداری; MHD equations; Discontinuous Galerkin method; Central discontinuous Galerkin method; Positivity-preserving; High order accuracy
Numerical study of one-dimensional Vlasov–Poisson equations for infinite homogeneous stellar systems
Keywords: مثبت نگهداری; Jeans instability; Vlasov–Poisson; Collisionless Boltzmann; Discontinuous Galerkin methods; Positivity-preserving; BGK mode
Improved detection criteria for the Multi-dimensional Optimal Order Detection (MOOD) on unstructured meshes with very high-order polynomials
Keywords: مثبت نگهداری; Finite volume; High-order; Conservation law; Polynomial reconstruction; Limitation; Polygonal; Non-conformal; Unstructured; Euler; MOOD; Positivity-preserving
High order positivity-preserving finite volume WENO schemes for a hierarchical size-structured population model
Keywords: مثبت نگهداری; Weighted essentially non-oscillatory (WENO) schemes; Finite volume schemes; Accuracy; Positivity-preserving
High-order finite volume WENO schemes for the shallow water equations with dry states
Keywords: مثبت نگهداری; Shallow water equations; Well-balanced; WENO scheme; Finite volume method; Positivity-preserving