PETSc version 3.15.5
VecDotBegin
Starts a split phase dot product computation. 
Synopsis
#include "petscvec.h"    
PetscErrorCode  VecDotBegin(Vec x,Vec y,PetscScalar *result)
Input Parameters
|  | x | - the first vector | 
|  | y | - the second vector | 
|  | result | - where the result will go (can be NULL) | 
Notes
Each call to VecDotBegin() should be paired with a call to VecDotEnd().
seealso: VecDotEnd(), VecNormBegin(), VecNormEnd(), VecNorm(), VecDot(), VecMDot(),
VecTDotBegin(), VecTDotEnd(), 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