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newmat08.zip
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TMT3.CPP
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C/C++ Source or Header
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1995-01-11
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3KB
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83 lines
//#define WANT_STREAM
#include "include.h"
#include "newmat.h"
/**************************** test program ******************************/
void Print(const Matrix& X);
void Print(const UpperTriangularMatrix& X);
void Print(const DiagonalMatrix& X);
void Print(const SymmetricMatrix& X);
void Print(const LowerTriangularMatrix& X);
void trymat3()
{
// cout << "\nThird test of Matrix package\n";
Tracer et("Third test of Matrix package");
Exception::PrintTrace(TRUE);
int i,j;
{
Tracer et1("Stage 1");
SymmetricMatrix S(7);
for (i=1;i<=7;i++) for (j=1;j<=i;j++) S(i,j)=i*i+j;
S=-S+2.0;
DiagonalMatrix D(7);
for (i=1;i<=7;i++) D(i,i)=S(i,i);
Matrix M4(7,7); { M4=D+(D+4.0); M4=M4-D*2.0; M4=M4-4.0; Print(M4); }
SymmetricMatrix S2=D; Matrix M2=S2; { M2=-D+M2; Print(M2); }
UpperTriangularMatrix U2=D; { M2=U2; M2=D-M2; Print(M2); }
LowerTriangularMatrix L2=D; { M2=L2; M2=D-M2; Print(M2); }
M2=D; M2=M2-D; Print(M2);
for (i=1;i<=7;i++) for (j=1;j<=i;j++) L2(i,j)=2.0-i*i-j;
U2=L2.t(); D=D.t(); S=S.t();
M4=(L2-1.0)+(U2+1.0)-D-S; Print(M4);
M4=(-L2+1.0)+(-U2-1.0)+D+S; Print(M4);
}
{
Tracer et1("Stage 2");
DiagonalMatrix D(6);
for (i=1;i<=6;i++) D(i,i)=i*3.0+i*i+2.0;
UpperTriangularMatrix U2(7); LowerTriangularMatrix L2(7);
for (i=1;i<=7;i++) for (j=1;j<=i;j++) L2(i,j)=2.0-i*i+j;
{ U2=L2.t(); }
DiagonalMatrix D1(7); for (i=1;i<=7;i++) D1(i,i)=(i-2)*(i-4);
Matrix M2(6,7);
for (i=1;i<=6;i++) for (j=1;j<=7;j++) M2(i,j)=2.0+i*j+i*i+2.0*j*j;
Matrix MD=D; SymmetricMatrix MD1(1); MD1=D1;
Matrix MX=MD*M2*MD1 - D*(M2*D1); Print(MX);
MX=MD*M2*MD1 - (D*M2)*D1; Print(MX);
{
D.ReDimension(7); for (i=1;i<=7;i++) D(i,i)=i*3.0+i*i+2.0;
LowerTriangularMatrix LD(1); LD=D;
UpperTriangularMatrix UD(1); UD=D;
M2=U2; M2=LD*M2*MD1 - D*(U2*D1); Print(M2);
M2=U2; M2=UD*M2*MD1 - (D*U2)*D1; Print(M2);
M2=L2; M2=LD*M2*MD1 - D*(L2*D1); Print(M2);
M2=L2; M2=UD*M2*MD1 - (D*L2)*D1; Print(M2);
}
}
{
Tracer et1("Stage 3");
// test inverse * scalar
DiagonalMatrix D(6);
for (i=1;i<=6;i++) D(i)=i*i;
DiagonalMatrix E = D.i() * 4.0;
DiagonalMatrix I(6); I = 1.0;
E=D*E-I*4.0; Print(E);
E = D.i() / 0.25; E=D*E-I*4.0; Print(E);
}
// cout << "\nEnd of third test\n";
}