U+22B3 • group-theory
Contains as normal subgroup (⊳) is a symbol indicating that a group contains another as a normal subgroup. It is used in algebra and group theory to express subgroup containment with normality.
The Symbol For Contains As Normal Subgroup (⊳) is a unicode character in the Basic Multilingual Plane Plane. It is found in the Mathematical Operators block and was approved as part of Unicode Version 1.1 in 1993
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