mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-04-05 14:48:18 +02:00
67 lines
1.3 KiB
ObjectPascal
67 lines
1.3 KiB
ObjectPascal
program eigts1te;
|
|
|
|
uses
|
|
typ,
|
|
iom,
|
|
eig;
|
|
|
|
const
|
|
m1 = -9;
|
|
m2 = 37;
|
|
var
|
|
i, ex, nex, i1, j1, n, term: ArbInt;
|
|
t: ArbFloat;
|
|
d, cd, lam: array[m1..m2] of ArbFloat;
|
|
begin
|
|
Write(' program results eigts1te');
|
|
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;
|
|
if ex < nex then
|
|
begin
|
|
Read(i1, j1, n);
|
|
iomrev(input, d[i1], n);
|
|
iomrev(input, cd[j1 + 1], n - 1);
|
|
end
|
|
else
|
|
begin
|
|
i1 := 1;
|
|
j1 := 1;
|
|
n := 30;
|
|
for i := 1 to n do
|
|
begin
|
|
t := i;
|
|
d[i] := sqr(t * t);
|
|
end;
|
|
for i := 2 to n do
|
|
cd[i] := i - 1;
|
|
end;
|
|
eigts1(d[i1], cd[j1 + 1], n, lam[j1], term);
|
|
writeln('diag =');
|
|
iomwrv(output, d[i1], n, numdig);
|
|
writeln('codiag =');
|
|
iomwrv(output, cd[j1 + 1], n - 1, numdig);
|
|
writeln;
|
|
writeln('term=', term: 2);
|
|
if term = 1 then
|
|
begin
|
|
writeln;
|
|
writeln('lambda=');
|
|
iomwrv(output, lam[j1], n, numdig);
|
|
end;
|
|
writeln('------------------------------------------------------');
|
|
end;
|
|
Close(input);
|
|
Close(output);
|
|
end.
|