petsc-3.9.2 2018-05-20
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PFApply

Applies the mathematical function to an array of values.

Synopsis

#include "petscpf.h" 
PetscErrorCode  PFApply(PF pf,PetscInt n,const PetscScalar *x,PetscScalar *y)
Collective on PF

Input Parameters

pf - the function context
n - number of pointwise function evaluations to perform, each pointwise function evaluation is a function of dimin variables and computes dimout variables where dimin and dimout are defined in the call to PFCreate()
x - input array

Output Parameter

y -output array

Notes

Keywords

PF, apply

See Also

PFApplyVec(), PFCreate(), PFDestroy(), PFSetType(), PFSet()

Level

beginner

Location

src/vec/pf/interface/pf.c

Implementations

PFApply_Constant in src/vec/pf/impls/constant/const.c
PFApply_Identity in src/vec/pf/impls/constant/const.c
PFApply_Matlab in src/vec/pf/impls/matlab/cmatlab.c

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