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nrpas13
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balanc.dem
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1991-04-29
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2KB
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62 lines
PROGRAM d11r5(input,output);
(* driver for routine BALANC *)
CONST
np=5;
TYPE
glnp = ARRAY [1..np] OF real;
glnpnp = ARRAY [1..np,1..np] OF real;
VAR
i,j : integer;
a : glnpnp;
c,r : glnp;
(*$I MODFILE.PAS *)
(*$I BALANC.PAS *)
BEGIN
a[1,1] := 1.0; a[1,2] := 100.0; a[1,3] := 1.0;
a[1,4] := 100.0; a[1,5] := 1.0;
a[2,1] := 1.0; a[2,2] := 1.0; a[2,3] := 1.0;
a[2,4] := 1.0; a[2,5] := 1.0;
a[3,1] := 1.0; a[3,2] := 100.0; a[3,3] := 1.0;
a[3,4] := 100.0; a[3,5] := 1.0;
a[4,1] := 1.0; a[4,2] := 1.0; a[4,3] := 1.0;
a[4,4] := 1.0; a[4,5] := 1.0;
a[5,1] := 1.0; a[5,2] := 100.0; a[5,3] := 1.0;
a[5,4] := 100.0; a[5,5] := 1.0;
(* write norms *)
FOR i := 1 to np DO BEGIN
r[i] := 0.0;
c[i] := 0.0;
FOR j := 1 to np DO BEGIN
r[i] := r[i]+abs(a[i,j]);
c[i] := c[i]+abs(a[j,i])
END
END;
writeln('rows:');
FOR i := 1 to np DO write(r[i]:12:2);
writeln;
writeln('columns:');
FOR i := 1 to np DO write(c[i]:12:2);
writeln;
writeln;
writeln('***** balancing matrix *****');
writeln;
balanc(a,np);
(* write norms *)
FOR i := 1 to np DO BEGIN
r[i] := 0.0;
c[i] := 0.0;
FOR j := 1 to np DO BEGIN
r[i] := r[i]+abs(a[i,j]);
c[i] := c[i]+abs(a[j,i])
END
END;
writeln('rows:');
FOR i := 1 to np DO write(r[i]:12:2);
writeln;
writeln('columns:');
FOR i := 1 to np DO write(c[i]:12:2);
writeln
END.