14 lines
262 B
Text
14 lines
262 B
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{(arc-cos a)}
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Arc cosine.
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(let* ((a (line kr -1 1 1 remove-synth))
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(b (sub (fdiv (arc-cos a) (/ pi 2)) 1))
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(f (mul-add b 900 1600)))
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(audition
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(out 0 (mul (sin-osc ar f 0) 0.1))))
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