23 lines
338 B
PostScript
23 lines
338 B
PostScript
%!PS
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% We want the 'n'th fibonacci number
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/n 13 def
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% Prepare output canvas:
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/Helvetica findfont 20 scalefont setfont
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100 100 moveto
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%define the function recursively:
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/fib {
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dup 2 lt
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{ }
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{
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dup 1 sub fib
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exch 2 sub fib
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add
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} ifelse
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} def
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(Fib\() show n (....) cvs show (\) = ) show n fib (.....) cvs show
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showpage
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