𝕊

See also: Appendix:Variations of "s"
𝕊 U+1D54A, 𝕊
MATHEMATICAL DOUBLE-STRUCK CAPITAL S
[unassigned: U+1D547–U+1D549]
𝕆
[U+1D546]
Mathematical Alphanumeric Symbols 𝕋
[U+1D54B]

𝐒 U+1D412, 𝐒
MATHEMATICAL BOLD CAPITAL S
𝐑
[U+1D411]
Mathematical Alphanumeric Symbols 𝐓
[U+1D413]

Translingual

Alternative forms

Etymology

From 𝐒 for sedenion. The usage of blackboard bold dates to the 1960s.

Symbol

𝕊

  1. (mathematics) alternative form of 𝐒, the set of sedenions