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t. e. In mathematics, summation is the addition of a sequence of numbers, called addends or summands; the result is their sum or total. Beside numbers, other types of values can be summed as well: functions, vectors, matrices, polynomials and, in general, elements of any type of mathematical objects on which an operation denoted "+" is defined.
Summer is the hottest and brightest of the four temperate seasons, occurring after spring and before autumn. At or centred on the summer solstice, daylight hours are the longest and darkness hours are the shortest, with day length decreasing as the season progresses after the solstice. The earliest sunrises and latest sunsets also occur near ...
Donna Adrian Gaines (December 31, 1948 – May 17, 2012), [2] known professionally as Donna Summer, was an American singer and songwriter. She gained prominence during the disco era of the 1970s and became known as the "Queen of Disco", while her music gained a global following. [3] [4] Influenced by the counterculture of the 1960s, Summer ...
The values of the sums converge as the subintervals halve from top-left to bottom-right. In mathematics, a Riemann sum is a certain kind of approximation of an integral by a finite sum. It is named after nineteenth century German mathematician Bernhard Riemann.
TOCOG. v. t. e. The 2020 Summer Olympics, [3] officially the Games of the XXXII Olympiad [4] and officially branded as Tokyo 2020, [5] were an international multi-sport event held from 23 July to 8 August 2021 in Tokyo, Japan, with some preliminary events that began on 21 July 2021.
Suzanne Marie Somers ( née Mahoney; October 16, 1946 – October 15, 2023) [1] was an American actress, author, and businesswoman. She played the television roles of Chrissy Snow on Three's Company (1977–1981) and Carol Foster Lambert on Step by Step (1991–1998). Somers wrote more than 25 books, including two autobiographies, four diet ...
The Summer Olympic Games, also known as the Games of the Olympiad, and often referred to as the Summer Olympics, is a major international multi-sport event normally held once every four years on leap years (except 1900 and 2021). The inaugural Games took place in 1896 in Athens, Greece, and the most recent Games were held in 2021 in Tokyo ...
The Matrix is a 1999 science fiction action film [5] [6] written and directed by the Wachowskis. [a] It is the first installment in the Matrix film series, starring Keanu Reeves, Laurence Fishburne, Carrie-Anne Moss, Hugo Weaving, and Joe Pantoliano, and depicts a dystopian future in which humanity is unknowingly trapped inside the Matrix, a ...