New preconditioner strategy for solving block four-by-four linear systems: An application to the saddle-point problem from 3D Stokes equation.
Achraf BadahmaneAhmed RatnaniHassane SadokPublished in: CoRR (2024)
Keyphrases
- linear systems
- sparse linear systems
- saddle point
- coefficient matrix
- interior point
- numerical solution
- sufficient conditions
- dynamical systems
- numerical methods
- differential equations
- primal dual
- variational inequalities
- penalty function
- neural network
- structured output
- linear programming problems
- solving problems
- maximum margin
- training set
- structured prediction
- mixture model
- high dimensional