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-rw-r--r--source/Syntax/Concrete.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/source/Syntax/Concrete.hs b/source/Syntax/Concrete.hs
index f414ea6..69280c1 100644
--- a/source/Syntax/Concrete.hs
+++ b/source/Syntax/Concrete.hs
@@ -373,7 +373,7 @@ grammar lexicon@Lexicon{..} = mdo
-- 3 & \text{else}
-- \end{cases}
- functionDefineCase <- rule $ (:[]) <$> ((,) <$> expr <*> (_ampersand *> formula))
+ functionDefineCase <- rule $ (,) <$> expr <*> (_ampersand *> formula)
defineFunctionMathy <- rule $ DefineFunctionMathy
<$> (_define *> beginMath *> varSymbol) -- Define $ f
<*> (_colon *> varSymbol) -- : 'var' \to 'var'