checking up to date

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wadler 2018-04-26 19:10:10 -03:00
parent 5457f90f1c
commit c4bc06e2f5

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@ -721,4 +721,3 @@ preservation (⊢Y (⊢λ ⊢N)) (β-Y _ refl) = ⊢substitution
\end{code}