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Operators without Built-in Meanings / Infix Operators without Built-in Meanings / NotSupersetEqual /

NotSupersetEqual (`⊉`)

NotSupersetEqual[x, y, ...]: displays x ⊉ y ⊉ ...

- NotSupersetEqual[x, y, z]
- a \[NotSupersetEqual] b

← NotSuperset

→ NotTilde