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Equality chapter: removes a redundant verb

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Marko Dimjašević 2019-01-12 14:29:39 +01:00 committed by Wen Kokke
parent 1941aab79d
commit 434b8f5be5
1 changed files with 1 additions and 1 deletions
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src/plfa/Equality.lagda
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@ -399,7 +399,7 @@ even-comm : ∀ (m n : ℕ)
even-comm m n ev rewrite +-comm n m = ev
\end{code}
Here `ev` ranges over evidence that `even (m + n)` holds, and we show
that it is also provides evidence that `even (n + m)` holds. In
that it also provides evidence that `even (n + m)` holds. In
general, the keyword `rewrite` is followed by evidence of an
equality, and that equality is used to rewrite the type of the
goal and of any variable in scope.