Ultraweak formulation of linear PDEs in nondivergence form and DPG approximation.
Thomas FührerPublished in: Comput. Math. Appl. (2021)
Keyphrases
- sparse approximation
- closed form
- closed form solutions
- fractional programming
- quadratic programming
- approximation algorithms
- partial differential equations
- image denoising
- level set
- linear approximation
- high order
- numerical solution
- approximation error
- approximation methods
- numerical scheme
- lower bound
- image processing