Add corner delimiters (#100)

Enivex · web-flow · commit 2f897661a30a · 2025-07-10T12:03:54.000-04:00
diff --git a/src/modules/sym.txt b/src/modules/sym.txt
@@ -109,6 +109,11 @@ ceil
 floor
   .l ⌊
   .r ⌋
+corner
+  .l.t ⌜
+  .l.b ⌞
+  .r.t ⌝
+  .r.b ⌟
 
 // Punctuation.
 amp &
