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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
Definition of plus sign | PCMag What does plus sign actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia
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
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