Positivity Preserving Gradient Approximation with Linear Finite Elements.
Andreas VeeserPublished in: Comput. Methods Appl. Math. (2019)
Keyphrases
- finite element
- finite difference
- piecewise constant
- closed form
- finite element analysis
- gauss seidel
- finite element model
- boundary element
- sparse approximation
- linear approximation
- sequential monte carlo methods
- mesh generation
- edge detection
- error bounds
- numerical solution
- material properties
- closed form solutions
- linear functions
- approximation error
- gpu accelerated
- partial differential equations
- taylor series
- linear systems