The ISO Latin 1 character repertoire – a description with usage notes, section 3 The characters grouped by type, with annotations:

Mathematical, logical and physical symbols

%percent sign
+plus sign
-hyphen-minus
plus-minus
<less-than sign
>greater-than sign
=equals sign
not sign
macron
multiplication sign
division sign
degree sign
micro sign

Notes:

A Brief History of the Notation of Boole's Algebra by Michael Schroeder contains, in section Algebraic Notation, information on the history of some mathematical symbols.


Originally created 2000-03-31. Structurally changed 2018-10-16. Minor modifications 2018-12-15.
This page belongs to the free information site IT and communication by Jukka "Yucca" Korpela.