slepc-3.17.1 2022-04-11
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Computes the function matrix T(lambda) that has been set with NEPSetFunction().


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

Input Parameters

nep  - the NEP context
lambda  - the scalar argument

Output Parameters

A  - Function matrix
B  - optional preconditioning matrix


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

See Also

NEPSetFunction(), NEPGetFunction()

Location: src/nep/interface/nepsolve.c
Index of all NEP routines
Table of Contents for all manual pages
Index of all manual pages