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⊋
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⊋
U+228B
,
⊋
SUPERSET OF WITH NOT EQUAL TO
←
⊊
[U+228A]
Mathematical Operators
⊌
→
[U+228C]
Translingual
edit
Symbol
edit
⊋
proper superset
Usage notes
edit
Some authors prefer to use this symbol instead of the more ambiguous
⊃
.