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- PROCEDURE fleg(x: real; VAR pl: glnlarray; nl: integer);
- (* Programs using routine FLEG must define the type
- TYPE
- glnlarray = ARRAY [1..nl] OF real;
- in the main routine. *)
- VAR
- j: integer;
- twox,f2,f1,d: real;
- BEGIN
- pl[1] := 1.0;
- pl[2] := x;
- IF (nl > 2) THEN BEGIN
- twox := 2.0*x;
- f2 := x;
- d := 1.0;
- FOR j := 3 TO nl DO BEGIN
- f1 := d;
- f2 := f2+twox;
- d := d+1.0;
- pl[j] := (f2*pl[j-1]-f1*pl[j-2])/d
- END
- END
- END;
-