Require support for dyadic ⟜ in Undo

1 files changed, 1 insertions, 1 deletions

diff --git a/src/r.bqn b/src/r.bqn
index 00bfc2b8..80bc0119 100644
--- a/src/r.bqn
+++ b/src/r.bqn
@@ -785,7 +785,7 @@ Mod2Inverse ← INF˙ _lookup_ ⟨
   ⍟, Int∘⊢◶⟨IA∘0˙,0⊸≤◶{𝕎⍟(-𝕩)_invChk_(𝕎⍟𝕩)}‿{𝕎⍟(-𝕩)}⟩
   ⊘, {(𝕎⁼)⊘(𝕏⁼)}
   ⊸, IsConstant∘⊣ ⊣◶{INF⊘𝕏}‿⊢ {𝕎⊸(𝕏⁼)}
-  ⟜, IsConstant∘⊢◶⟨INF˙,{(𝕩𝕎˜⁼⊢)⊘(IA∘0)}⟩
+  ⟜, {(𝕨IsConstant∘⊢◶⟨IA∘0˙,{𝕩𝕎˜⁼⊢}⟩𝕩)⊘(𝕏⁼𝕎⁼)}
 ⟩ {
   0‿2⊸⊏ {𝕏´𝕨}⟜𝔽 1⊸⊑
 }