slepc-main 2024-11-15
Report Typos and Errors

NEPApplyAdjoint

Applies the adjoint nonlinear function T(lambda)^* to a given vector.

Synopsis

#include "slepcnep.h" 
PetscErrorCode NEPApplyAdjoint(NEP nep,PetscScalar lambda,Vec x,Vec v,Vec y,Mat A,Mat B)
Collective

Input Parameters

nep  - the nonlinear eigensolver context
lambda  - scalar argument
x  - vector to be multiplied against
v  - workspace vector (used only in the case of split form)

Output Parameters

y  - result vector
A  - (optional) Function matrix, for callback interface only
B  - (unused) preconditioning matrix

See Also

NEPSetSplitOperator(), NEPComputeFunction(), NEPApplyFunction()

Level

developer

Location

src/nep/interface/nepsolve.c

Examples

src/nep/tutorials/ex42.c


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