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Einsteinium is a synthetic chemical element; it has symbol Es and atomic number 99. It is a member of the actinide series and it is the seventh transuranium element. It was named in honor of Albert Einstein . Einsteinium was discovered as a component of the debris of the first hydrogen bomb explosion in 1952.
The pound ( sign: £) is the main unit of sterling, [4] and the word pound is also used to refer to the British currency generally, [5] often qualified in international contexts as the British pound or the pound sterling. [4] Sterling is the world's oldest currency in continuous use since its inception. [6]
In number theory, the Legendre symbol is a multiplicative function with values 1, −1, 0 that is a quadratic character modulo of an odd prime number p: its value at a (nonzero) quadratic residue mod p is 1 and at a non-quadratic residue ( non-residue) is −1. Its value at zero is 0. The Legendre symbol was introduced by Adrien-Marie Legendre ...
Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.
Religious symbol. A collage of artistic representations of various religious symbols; clockwise from top left: Om for Hinduism, Dharmachakra for Buddhism, Jain Prateek Chihna for Jainism, Khanda for Sikhism, Taijitu for Daoism, star and crescent for Islam, cross for Christianity, and Star of David for Judaism.
Echetus, a king of Epirus. Eetion, a king of Cilician Thebe and father of Andromache. Electryon, a king of Tiryns and Mycenae; son of Perseus and Andromeda. Elephenor, a king of the Abantes of Euboea. Eleusis, eponym and king of Eleusis, Attica. Epaphus, a king of Egypt and founder of Memphis, Egypt.
Fyre Festival was a fraudulent luxury music festival organized by Billy McFarland, an American businessman whose enterprises have been characterized by fraud, and American rapper Ja Rule. It was created with the intent of promoting the company's Fyre app for booking music talent. The festival was scheduled to take place on April 28–30 and May ...
Radical symbol. In mathematics, the radical symbol, radical sign, root symbol, radix, or surd is a symbol for the square root or higher-order root of a number. The square root of a number x is written as. while the n th root of x is written as. It is also used for other meanings in more advanced mathematics, such as the radical of an ideal .