STApply#
Applies the spectral transformation operator to a vector, for instance \(y=(A - \sigma B)^{-1} Bx\) in the case of the shift-and-invert transformation and generalized eigenproblem.
Synopsis#
#include "slepcst.h"
PetscErrorCode STApply(ST st,Vec x,Vec y)
Collective
Input Parameters#
st - the spectral transformation context
x - input vector
Output Parameter#
y - output vector
See Also#
ST: Spectral Transformation, STApplyTranspose(), STApplyHermitianTranspose(), STApplyMat()
Level#
developer
Location#
Examples#
src/sys/classes/st/tests/test1.c
src/sys/classes/st/tests/test2.c
src/sys/classes/st/tests/test3.c
src/sys/classes/st/tests/test5.c
src/sys/classes/st/tests/test6.c
src/sys/classes/st/tests/test7.c
src/sys/classes/st/tests/test8.c
Implementations#
STApply_Shell() in src/sys/classes/st/impls/shell/shell.c
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