petsc-3.7.5 2017-01-01
VecMDotEnd
Ends a split phase multiple dot product computation.
Synopsis
#include "petscvec.h"
PetscErrorCode VecMDotEnd(Vec x,PetscInt nv,const Vec y[],PetscScalar result[])
Input Parameters
| x | - the first vector (can be NULL)
|
| nv | - number of vectors
|
| y | - array of vectors (can be NULL)
|
Output Parameters
result -where the result will go
Notes
Each call to VecMDotBegin() should be paired with a call to VecMDotEnd().
See Also
VecMDotBegin(), VecNormBegin(), VecNormEnd(), VecNorm(), VecDot(), VecMDot(),
VecTDotBegin(),VecTDotEnd(), VecMTDotBegin(), VecMTDotEnd(), PetscCommSplitReductionBegin()
Level:advanced
Location:src/vec/vec/utils/comb.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages