𝟙

𝟙 U+1D7D9, 𝟙
MATHEMATICAL DOUBLE-STRUCK DIGIT ONE
𝟘
[U+1D7D8]
Mathematical Alphanumeric Symbols 𝟚
[U+1D7DA]

Translingual

Symbol

𝟙

  1. (mathematics) [from the 1960s] alternative form of 𝟏