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view paper/src/function.agda.replaced @ 19:046b2b20d6c7 default tip

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fix
author ryokka
date Mon, 09 Mar 2020 11:25:49 +0900
parents b5fffa8ae875
children
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_-_ :@$\mathbb{N}$@ @$\rightarrow$@@$\mathbb{N}$@ @$\rightarrow$@@$\mathbb{N}$@
x - zero  = x
zero - _  = zero
(suc x) - (suc y)  = x - y