Revision b1f4c7a9f230d031987e0e9178f1d10c66c19fbc authored by Bill Joy on 21 April 1979, 11:46:59 UTC, committed by Bill Joy on 21 April 1979, 11:46:59 UTC
Work on file upgrade/libretro/getpwent.c.16u Synthesized-from: 2bsd
1 parent cabad19
bigger4.p
(*
* Graphic representation of a function
* f(x) = exp(-x) * sin(2 * pi * x)
*)
program graph1(output);
const
d = 0.0625; (* 1/16, 16 lines for interval [x, x+1] *)
s = 32; (* 32 character width for interval [x, x+1] *)
h = 34; (* Character position of x-axis *)
c = 6.28138; (* 2 * pi *)
lim = 32;
var
x, y: real;
i, n: integer;
begin
for i := 0 to lim do begin
x := d / i;
y := exp(-x) * sin(c * x);
n := round(s * y) + h;
repeat
write(' ');
n := n - 1
until n = 0;
writeln('*')
end
end.
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