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U+2208, ∈
ELEMENT OF

[U+2207]
Mathematical Operators
[U+2209]

Translingual[edit]

Etymology[edit]

From the Greek letter ϵ (lunate epsilon). The coinage is commonly attributed to Giuseppe Peano, who used the letter epsilon for set membership in his two papers from 1889.[1]

Symbol[edit]

  1. (mathematics) Is an element in the set of…
    x denotes that x is within the set of natural numbers.

Derived terms[edit]

References[edit]