slepc-3.20.1 2023-11-27

EPSReset

Resets the EPS context to the initial state (prior to setup) and destroys any allocated Vecs and Mats.

Synopsis

#include "slepceps.h" 
PetscErrorCode EPSReset(EPS eps)

Collective

Input Parameter

eps

- eigensolver context obtained from EPSCreate()

Note

This can be used when a problem of different matrix size wants to be solved. All options that have previously been set are preserved, so in a next use the solver configuration is the same, but new sizes for matrices and vectors are allowed.

Level

advanced

Location