Infinity - Dartmouth College

INFINITY A SHORT HISTORY OF INFINITY. The symbol for infinity that one sees most often is the lazy eight curve, technically called the lemniscate. This symbol was first used in a seventeenth century treatise on conic sections. 1 It caught on quickly and was soon used to symbolize infinity or eternity in a variety of contexts. For instance, in ...…

The Infinity Symbol

The person who actually introduced the infinity symbol was John Wallis in 1655. This symbol is sometimes called the Lemniscate. It is a symbol that evolved a little bit from the Etruscan numeral for 1000 which looked like 2 letter Cs facing each other with an “I” in the middle (CIƆ).…

Infinity mathematics Britannica

Infinity, the concept of something that is unlimited, endless, without bound. The common symbol for infinity, ∞, was invented by the English mathematician John Wallis in 1657. Three main types of infinity may be distinguished: the mathematical, the physical, and the metaphysical. Mathematical…