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World of Shareware - Software Farm 2
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NRPAS13.ZIP
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BESSJ1.DEM
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1991-04-29
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532b
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24 lines
PROGRAM d6r17(input,output,dfile);
(* driver for routine BESSJ1 *)
VAR
i,nval : integer;
val,x : real;
txt : string[18];
dfile : text;
(*$I MODFILE.PAS *)
(*$I BESSJ1.PAS *)
BEGIN
glopen(dfile,'fncval.dat');
REPEAT readln(dfile,txt) UNTIL (txt = 'Bessel Function J1');
readln(dfile,nval);
writeln(txt);
writeln ('x':5,'actual':12,'bessj1(x)':13);
FOR i := 1 to nval DO BEGIN
readln(dfile,x,val);
writeln(x:6:2,val:12:7,bessj1(x):12:7)
END;
close(dfile);
END.