fpc/packages/numlib/tests/eiggs4te.pas
2016-03-05 19:16:54 +00:00

79 lines
2.0 KiB
ObjectPascal

program eiggs4te;
uses
typ,
iom,
omv,
eig;
const
p1 = -9;
p2 = 5;
n1 = -10;
n2 = 8;
p3 = -10;
p4 = 7;
n3 = -11;
n4 = 9;
rwa = n2 - n1 + 1;
rwx = n4 - n3 + 1;
var
i, j, ex, nex, m2, k1, k2, i2, j2, i1, j1, n, term: ArbInt;
a: array[p1..p2, n1..n2] of ArbFloat;
x, e: array[p3..p4, n3..n4] of ArbFloat;
lam: array[p1..p2] of ArbFloat;
begin
Write(' program results eiggs4te');
case sizeof(ArbFloat) of
4: writeln('(single)');
6: writeln('(real)');
8: writeln('(double)');
end;
Read(nex);
writeln;
writeln('number of examples', nex: 2);
writeln;
for ex := 1 to nex do
begin
writeln('example number', ex: 2);
writeln;
Read(i1, j1, i2, j2, n, k1, k2);
for i := 1 to n do
for j := 1 to i do
Read(a[i1 + i - 1, j1 + j - 1]);
eiggs4(a[i1, j1], n, rwa, k1, k2, lam[i1 + k1 - 1], x[i2, j2 + k1 - 1],
rwx, m2, term);
writeln;
writeln('A=');
for i := 1 to n do
for j := 1 to i - 1 do
a[i1 + j - 1, j1 + i - 1] := a[i1 + i - 1, j1 + j - 1];
iomwrm(output, a[i1, j1], n, n, n2 - n1 + 1, numdig);
writeln;
writeln('k1=', k1: 2, ' k2=', k2: 2);
writeln;
writeln('term=', term: 2);
if term < 3 then
begin
writeln('lambda=');
iomwrv(output, lam[i1 + k1 - 1], k2 - k1 + 1, numdig);
writeln;
writeln(' m2 =', m2: 2);
writeln;
writeln('X=');
iomwrm(output, x[i2, j2 + k1 - 1], n, m2 - k1 + 1, rwx, numdig);
writeln;
writeln('AX-lambda.X = ');
omvmmm(a[i1, j1], n, n, n2 - n1 + 1, x[i2, j2 + k1 - 1], m2 - k1 + 1, n4 - n3 + 1,
e[i2, j2 + k1 - 1], n4 - n3 + 1);
for j := k1 to m2 do
for i := 1 to n do
e[i + i2 - 1, j + j2 - 1] := e[i + i2 - 1, j + j2 - 1] - lam[i1 + j - 1] * x[i + i2 - 1, j + j2 - 1];
iomwrm(output, e[i2, j2 + k1 - 1], n, m2 - k1 + 1, n4 - n3 + 1, numdig);
end;
writeln('---------------------------------------------------------');
end;
Close(input);
Close(output);
end.