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Diffstat (limited to 'stdlib/source/lux/abstract/equivalence.lux')
| -rw-r--r-- | stdlib/source/lux/abstract/equivalence.lux | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/stdlib/source/lux/abstract/equivalence.lux b/stdlib/source/lux/abstract/equivalence.lux index d23f37942..eacb4a48f 100644 --- a/stdlib/source/lux/abstract/equivalence.lux +++ b/stdlib/source/lux/abstract/equivalence.lux @@ -35,7 +35,9 @@ (def: (= left right) (sub (rec sub) left right)))) -(structure: #export contravariant (Contravariant Equivalence) +(structure: #export contravariant + (Contravariant Equivalence) + (def: (map-1 f equivalence) (structure (def: (= reference sample) |