An optimal 13-point finite difference scheme for a 2D Helmholtz equation with a perfectly matched layer boundary condition.
Hatef DastourWenyuan LiaoPublished in: Numer. Algorithms (2021)
Keyphrases
- finite difference
- boundary conditions
- boundary value problem
- numerical solution
- diffusion equation
- numerical scheme
- hamilton jacobi
- finite element
- partial differential equations
- semi implicit
- numerical analysis
- poisson equation
- differential equations
- level set
- shape from shading
- sufficient conditions
- eikonal equation
- computer vision