CS103 - Lecture 06 10/16/00

10/16/00


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Table of Contents

CS103 - Lecture 06 10/16/00

Outline

Review

Additional Constructors

Sending a Column

Sending Lower Triangular Portion of a Matrix

Type Matching

Putting a Column into a Row

Pack/Unpack

Get_Data4()

Questions?

Choices, Choices, Choices

Situations Where MPI_Pack/Unpack May Excel

PPT Slide

Matrix Multiplication

Simple Parallel Implementation

Checkerboard Data Decomposition

Fox’s Algorithm

Pseudocode

Implementation Issues

Communicators

Group+Context

New MPI Functions

Create Row Group

More MPI Functions

Create Row Groups

Author: prof. Henry Tufo