#include "slepcst.h" PetscErrorCode STShellSetBackTransform(ST st, int (*backtr)(void*,PetscScalar*,PetscScalar*))Collective on ST
st | - the spectral transformation context | |
backtr | - the application-provided routine | |
ptr | - the application context | |
eigr | - pointer ot the real part of the eigenvalue to transform back | |
eigi | - pointer ot the imaginary part |