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omochimetaru 4/20/2020 1:46 PM
α-変換
この規則によれば、式 λx. (λx. x) x が λy. (λx. x) y に変換されることがわかる。
1:47 PM
例えば、 λx. x と λy. y は同じ関数を表している。
1:49 PM
((λx.M) E) → (M[x := E]) β-reduction Replacing the bound variables with the argument expression in the body of the abstraction.
1:49 PM
Lambda calculus (also written as λ-calculus) is a formal system in mathematical logic for expressing computation based on function abstraction and application using variable binding and substitution. It is a universal model of computation that can be used to simulate any Turin...