The Surprisingly Short History Of The Plus Sign - Fast Company 06-23-2014 DESIGN The Surprisingly Short History Of The Plus Sign Before the 16th century, most math equations were written as metered verse Thank god for graphic-design-inclined mathematicians
Where and When Did the Symbols + and ndash; Originate? The ancient Greeks expressed addition mostly by juxtaposition, but sporadically used the slash symbol " " for addition and a semi-elliptical curve for subtraction In the famous Egyptian Ahmes papyrus, a pair of legs walking forward marked addition, and walking away subtraction
Addition - Wikipedia Addition, usually denoted with the plus sign +, is one of the four basic operations of arithmetic, the other three being subtraction, multiplication, and division
List of typographical symbols and punctuation marks - Wikipedia List of typographical symbols and punctuation marksTypographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases This list gives those most commonly encountered with Latin script For a far more comprehensive list of symbols and signs, see List of Unicode
Glossary of mathematical symbols - Wikipedia Glossary of mathematical symbols A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula or a mathematical expression
List of logic symbols - Wikipedia In logic, a set of symbols is commonly used to express logical representation The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol