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- PROGRAM d6r26(input,output,dfile);
- (* driver for routine BESSI *)
- VAR
- n,i,nval : integer;
- val,x : real;
- txt : string[27];
- dfile : text;
-
- (*$I MODFILE.PAS *)
- (*$I BESSI0.PAS *)
-
- (*$I BESSI.PAS *)
-
- BEGIN
- glopen(dfile,'fncval.dat');
- REPEAT readln(dfile,txt) UNTIL (txt = 'Modified Bessel Function In');
- readln(dfile,nval);
- writeln(txt);
- writeln;
- writeln('x':5,'actual':14,'bessi(n,x)':18);
- FOR i := 1 to nval DO BEGIN
- readln(dfile,n,x,val);
- writeln(x:6:2,' ',val:13,' ',bessi(n,x):13)
- END;
- close(dfile)
- END.
-