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The infinity symbol (∞) is a mathematical symbol representing the concept of infinity. This symbol is also called a lemniscate , [ 1 ] after the lemniscate curves of a similar shape studied in algebraic geometry , [ 2 ] or "lazy eight", in the terminology of livestock branding .
(infinity symbol) 1. The symbol is read as infinity. As an upper bound of a summation, an infinite product, an integral, etc., means that the computation is unlimited. Similarly, in a lower bound means that the computation is not limited toward negative values. 2.
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.
In this usage, infinity is a mathematical concept, and infinite mathematical objects can be studied, manipulated, and used just like any other mathematical object. The mathematical concept of infinity refines and extends the old philosophical concept, in particular by introducing infinitely many different sizes of infinite sets.
It may also be defined geometrically as the locus of points whose product of distances from two foci equals the square of half the interfocal distance. [10] It is a special case of the hippopede (lemniscate of Booth), with d = − c {\displaystyle d=-c} , and may be formed as a cross-section of a torus whose inner hole and circular cross ...
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A serpent or dragon consuming its own tail, it is a symbol of infinity, unity, and the cycle of death and rebirth. Pentacle: Mesopotamia: An ancient symbol of a unicursal five-pointed star circumscribed by a circle with many meanings, including but not limited to, the five wounds of Christ and the five elements (earth, fire, water, air, and soul).
U nited States flags are set to be flown at half-staff this month as an official sign of grieving former President Jimmy Carter, who died on Dec. 29, 2024, aged 100. However, President-elect ...