VecScale
Scales a vector.
Synopsis
#include "petscvec.h"
int VecScale(const Scalar *alpha,Vec x)
Collective on Vec
Input Parameters
| x | - the vector
|
| alpha | - the scalar
|
Output Parameter
x -the scaled vector
Note
For a vector with n components, VecScale() computes
x[i] = alpha * x[i], for i=1,...,n.
Keywords
vector, scale
Level:intermediate
Location:src/vec/interface/vector.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/vec/examples/tutorials/ex1.c
src/vec/examples/tutorials/ex1e.c
src/vec/examples/tutorials/ex1f.F
src/vec/examples/tutorials/ex1f90.F
src/snes/examples/tutorials/ex12.c
src/snes/examples/tutorials/ex15.c
src/ts/examples/tutorials/util2.c
src/dm/da/examples/tutorials/ex1.c