slepc-3.6.3 2016-03-29
BVAXPY
Computes Y = Y + alpha*X.
Synopsis
#include "slepcbv.h"
PetscErrorCode BVAXPY(BV Y,PetscScalar alpha,BV X)
Logically Collective on BV
Input Parameters
| Y,X | - basis vectors
|
| alpha | - scalar
|
Output Parameter
Y - the modified basis vectors
Notes
X and Y must be different objects, with compatible dimensions.
The effect is the same as doing a VecAXPY for each of the active
columns (excluding the leading ones).
See Also
BVMult(), BVSetActiveColumns()
Location: src/sys/classes/bv/interface/bvops.c
Index of all BV routines
Table of Contents for all manual pages
Index of all manual pages