- Asterisk is used as a multiplication
symbol in several programming languages.
- Solidus (slash) is often used as a division
exclamation mark is, in addition to its primary
use for punctuation, also used to denote a
factorial (originally as a workaround, see
notes on the factorial symbol in
The History of Mathematical Symbols
by Douglas Weaver.
- When presenting real numbers,
the full stop is used (in English) as a decimal point
whereas many other languages use
comma (e.g. "1,5").
A Brief History of
the Notation of Boole's Algebra by
Michael Schroeder contains, in section
Algebraic Notation, information on the history of some
Originally created 2000-03-31. Structurally changed
2018-10-16. Minor modifications 2018-12-15.