⊊

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⊊ U+228A, ⊊
SUBSET OF WITH NOT EQUAL TO
← ⊉
[U+2289] 		Mathematical Operators ⊋ →
[U+228B]

Translingual[edit]

Symbol[edit]

⊊

  1. proper subset

Usage notes[edit]

Some authors prefer to use this symbol instead of the more ambiguous ⊂

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