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What does the infinity symbol mean?
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Who invented Infinity?
The infinity symbol (∞) is a mathematical symbol representing the concept of infinity. This symbol is also called a lemniscate, after the lemniscate curves of a similar shape studied in algebraic geometry, or "lazy eight", in the terminology of livestock branding.
Learn how to use the infinity symbol (∞) and its variants (ꝏ, ထ, Ꝏ, ♾️, ⚙️) in text and HTML. Find out the unicode, alt codes, and how to customize the size and color of the symbol.
In math, the infinity symbol ( ∞) is used to represent the concept of infinity, an idea describing something that is unbounded or limitless. Typically, the symbol is used in an expression like this: x→∞lim x1.
The infinity symbol (∞) represents a line that never ends. The common sign for infinity, ∞, was first time used by Wallis in the mid 1650s. He also introduced 1/∞ for an infinitesimal which is so small that it can’t be measured.
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 1655. Three main types of infinity may be distinguished: the mathematical, the physical, and the metaphysical.
The infinity symbol (sometimes called the lemniscate) is a mathematical symbol representing the concept of infinity. The symbol is encoded in Unicode at U+221E ∞ INFINITY (∞) and in LaTeX as \infty.