Use modify in structural Under definition

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
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@@ -139,7 +139,7 @@ Glyph | Name(s)     | Definition                     | Description
 `○`   | Over        | `{(𝔾𝕨)𝔽𝔾𝕩}`                    | Apply `𝔾` to each argument and `𝔽` to the results
 `⊸`   | Before/Bind | `{(𝔽𝕨)𝔾𝕩}˜˜`                   | `𝔾`'s left argument comes from `𝔽`
 `⟜`   | After/Bind  | `{𝕨𝔽𝔾𝕩}˜˜`                     | `𝔽`'s right argument comes from `𝔾`
-`⌾`   | Under       | `{𝔾⁼∘𝔽○𝔾}` OR `{(𝔾𝕩)←𝕨𝔽○𝔾𝕩⋄𝕩}` | Apply `𝔽` over `𝔾`, then undo `𝔾`
+`⌾`   | Under       | `{𝔾⁼∘𝔽○𝔾}` OR `{(𝔾𝕩)↩𝕨𝔽○𝔾𝕩⋄𝕩}` | Apply `𝔽` over `𝔾`, then undo `𝔾`
 
 Under is not a true combinator since it has an "undo" step at the end. This step might be implemented using the left operand's inverse (*computational* Under) or its structural properties (*structural* Under).