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- PROGRAM d6r16(input,output,dfile);
- (* driver for routine BESSY0 *)
- VAR
- i,nval : integer;
- val,x : real;
- txt : string[18];
- dfile : text;
-
- (*$I MODFILE.PAS *)
- (*$I BESSJ0.PAS *)
-
- (*$I BESSY0.PAS *)
-
- BEGIN
- glopen(dfile,'fncval.dat');
- REPEAT readln(dfile,txt) UNTIL (txt = 'Bessel Function Y0');
- readln(dfile,nval);
- writeln (txt);
- writeln ('x':5,'actual':12,'bessy0(x)':13);
- FOR i := 1 to nval DO BEGIN
- readln(dfile,x,val);
- writeln(x:6:2,val:12:7,bessy0(x):12:7)
- END;
- close(dfile)
- END.
-