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// Copyright (C) 1995 The New York Group Theory Cooperative
// See magnus/doc/COPYRIGHT for the full notice.
//
// Contents: Informal tests of classes Matrix
//
// Principal Authors: Dmitry Bormotov
//
#include "Integer.h"
#include "WordParser.h"
#include "Matrix.h"
void main( )
{
const int size = 2;
Matrix<Integer> M0(size), M1(size), M2(size), M(size);
for( int i = 0; i < size; i++ )
for( int j = 0; j < size; j++ ) {
M0[i][j] = 0;
M1[i][j] = 1;
M2[i][j] = 2;
M[i][j] = i * size + j;
}
cout << "M0 = " << M0 << endl;
cout << "M1 = " << M1 << endl;
cout << "M2 = " << M2 << endl;
cout << "M = " << M << endl;
cout << "M1 == M2 " << ( M1 == M2 ? "YES" : "NO" ) << endl;
cout << "M1 + M1 == M2 " << ( M1 + M1 == M2 ? "YES" : "NO" ) << endl;
cout << "M + M1 = " << M + M1 << endl;
cout << "M - M2 = " << M - M2 << endl;
cout << "M * M2 = " << M * M2 << endl;
Matrix<Integer> X(size);
X = M;
cout << "X = " << X << endl;
X += M1;
cout << "X += M1 : " << X << endl;
X -= M2;
cout << "X -= M2 : " << X << endl;
X *= X;
cout << "X *= X : " << X << endl;
cout << "- X = " << -X << endl;
cout << "Enter a matrix: " << endl;
Chars errMsg = cin >> X;
if( errMsg.length() > 0 ) {
cout << errMsg << endl;
exit(-1);
}
cout << "You entered: " << X << endl;
}
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