petsc-3.7.7 2017-09-25
VecAYPX
Computes y = x + alpha y.
Synopsis
#include "petscvec.h"
PetscErrorCode VecAYPX(Vec y,PetscScalar alpha,Vec x)
Logically Collective on Vec
Input Parameters
| alpha | - the scalar
|
| x, y | - the vectors
|
Output Parameter
y -output vector
Notes: x and y MUST be different vectors
See Also
VecAXPY(), VecWAXPY()
Level:intermediate
Location:src/vec/vec/interface/rvector.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/vec/vec/examples/tutorials/ex1.c.html
src/vec/vec/examples/tutorials/ex1f.F.html
src/vec/vec/examples/tutorials/ex1f90.F.html
src/vec/vec/examples/tutorials/ex20f90.F90.html
src/ksp/ksp/examples/tutorials/ex14f.F.html
src/ts/examples/tutorials/ex8.c.html
src/ts/examples/tutorials/ex9.c.html
src/ts/examples/tutorials/ex31.c.html
src/tao/pde_constrained/examples/tutorials/elliptic.c.html
src/tao/pde_constrained/examples/tutorials/parabolic.c.html
src/tao/pde_constrained/examples/tutorials/hyperbolic.c.html