advection c finite-difference finite-element-methods firedrake fluid-mechanics krylov multigrid newtons-method ordinary-differential-equations parallel-computing partial-differential-equations petsc preconditioning python scientific-computing supercomputing variational-inequality

cuda dpcpp gpu-computing hip hpc krylov-methods linear-algebra oneapi openmp preconditioning sparse-linear-systems spmv

preconditioner preconditioning shooting-method