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-rw-r--r--source/Syntax/Lexicon.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/source/Syntax/Lexicon.hs b/source/Syntax/Lexicon.hs
index de6d966..4fe8730 100644
--- a/source/Syntax/Lexicon.hs
+++ b/source/Syntax/Lexicon.hs
@@ -112,6 +112,7 @@ prefixOps =
, ([Just (Command "pow"), Just InvisibleBraceL, Nothing, Just InvisibleBraceR], (NonAssoc, "pow"))
, ([Just (Command "neg"), Just InvisibleBraceL, Nothing, Just InvisibleBraceR], (NonAssoc, "neg"))
, ([Just (Command "inv"), Just InvisibleBraceL, Nothing, Just InvisibleBraceR], (NonAssoc, "inv"))
+ , ([Just (Command "abs"), Just InvisibleBraceL, Nothing, Just InvisibleBraceR], (NonAssoc, "abs"))
, (ConsSymbol, (NonAssoc, "cons"))
, (PairSymbol, (NonAssoc, "pair"))
-- NOTE Is now defined and hence no longer necessary , (ApplySymbol, (NonAssoc, "apply"))