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CD ROM Paradise Collection 4
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CD ROM Paradise Collection 4 1995 Nov.iso
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nrpas13.zip
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GAMMQ.PAS
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Wrap
Pascal/Delphi Source File
|
1991-04-29
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352b
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16 lines
FUNCTION gammq(a,x: real): real;
VAR
gamser,gln: real;
BEGIN
IF ((x < 0.0) OR (a <= 0.0)) THEN BEGIN
writeln('pause in GAMMQ - invalid arguments'); readln
END;
IF (x < a+1.0) THEN BEGIN
gser(a,x,gamser,gln);
gammq := 1.0-gamser
END ELSE BEGIN
gcf(a,x,gamser,gln);
gammq := gamser
END
END;