From 604d7a87b4c45ab13ef03e3c7a611ad4f9342f23 Mon Sep 17 00:00:00 2001
From: Simon-Kor <52245124+Simon-Kor@users.noreply.github.com>
Date: Tue, 27 Aug 2024 02:13:29 +0200
Subject: ambigus parse fix. The proof goal must be changed, since now some
 could define a function with overlapping and worng subdomains

---
 source/Syntax/Concrete.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'source/Syntax')

diff --git a/source/Syntax/Concrete.hs b/source/Syntax/Concrete.hs
index fe08fec..9d52995 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 $ (,) <$> (_ampersand *> (expr <|> exprVar )) <*> (_comma *> formula)
+    functionDefineCase <- rule $ (,) <$> (_ampersand *> expr) <*> (_ampersand *> text _if *> formula)
     defineFunctionMathy <-  rule    $ DefineFunctionMathy 
                                     <$> (_define *> beginMath *> varSymbol)           -- Define $ f
                                     <*> (_colon *> varSymbol)                           -- : 'var' \to 'var'
-- 
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