petsc-3.14.6 2021-03-30
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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