5 lines
No EOL
226 B
TypeScript
5 lines
No EOL
226 B
TypeScript
// dot f g x = f(g(x))
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var dot: <T, S>(f: (_: T) => S) => <U>(g: (_: U) => T) => (_: U) => S;
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dot = <T, S>(f: (_: T) => S) => <U>(g: (_: U) => T): (r:U) => S => (x) => f(g(x));
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var id: <T>(x:T) => T;
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var r23 = dot(id)(id); |