slepc-3.20.2 2024-03-15
Report Typos and Errors

NEPComputeFunction

Computes the function matrix T(lambda) that has been set with NEPSetFunction().

Synopsis

#include "slepcnep.h" 
PetscErrorCode NEPComputeFunction(NEP nep,PetscScalar lambda,Mat A,Mat B)
Collective

Input Parameters

nep  - the NEP context
lambda  - the scalar argument

Output Parameters

A  - Function matrix
B  - optional preconditioning matrix

Notes

NEPComputeFunction() is typically used within nonlinear eigensolvers implementations, so most users would not generally call this routine themselves.

See Also

NEPSetFunction(), NEPGetFunction()

Level

developer

Location

src/nep/interface/nepsolve.c

Index of all NEP routines
Table of Contents for all manual pages
Index of all manual pages