petsc-3.14.6 2021-03-30
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VecMTDotEnd

Ends a split phase transpose multiple dot product computation.

Synopsis

#include "petscvec.h"    
PetscErrorCode  VecMTDotEnd(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 VecTDotBegin() should be paired with a call to VecTDotEnd().

See Also

VecMTDotBegin(), VecNormBegin(), VecNormEnd(), VecNorm(), VecDot(), VecMDot(),
VecDotBegin(), VecDotEnd(), VecMDotBegin(), VecMDotEnd(), 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