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In mathematics, a multiplication table (sometimes, less formally, a times table) is a mathematical table used to define a multiplication operation for an algebraic system. The decimal multiplication table was traditionally taught as an essential part of elementary arithmetic around the world, as it lays the foundation for arithmetic operations ...
A mathematical constant is a key number whose value is fixed by an unambiguous definition, often referred to by a symbol (e.g., an alphabet letter), or by mathematicians' names to facilitate using it across multiple mathematical problems. [1]
12 × 5 is the second American studio album by the English rock band the Rolling Stones, released in 1964 following the success of their American debut The Rolling Stones (England's Newest Hit Makers). It is an expanded version of the EP Five by Five, which had followed their debut album in the UK.
Five random walks with 200 steps. The sample mean of | W 200 | is μ = 56/5, and so 2(200)μ −2 ≈ 3.19 is within 0.05 of π. Another way to calculate π using probability is to start with a random walk, generated by a sequence of (fair) coin tosses: independent random variables X k such that X k ∈ {−1,1} with equal probabilities.
The multiplication sign (×), also known as the times sign or the dimension sign, is a mathematical symbol used to denote the operation of multiplication, which results in a product. [ 1 ] The symbol is also used in botany , in botanical hybrid names .
5 is the first safe prime, [2] and the first good prime. [3] 11 forms the first pair of sexy primes with 5. [4] 5 is the second Fermat prime, of a total of five known Fermat primes. [5] 5 is also the first of three known Wilson primes (5, 13, 563). [6]
Hall is the North American indoor record holder for the pentathlon. Her heptathlon and pentathlon best scores place her fifth and fourth on the respective world all-time lists. She is the only woman to break 6700 points in the heptathlon and run under 55 seconds in the 400 meters hurdles. [4] Hall also has a 50.82 s personal best in the 400 meters.
The golden ratio φ and its negative reciprocal −φ −1 are the two roots of the quadratic polynomial x 2 − x − 1. The golden ratio's negative −φ and reciprocal φ −1 are the two roots of the quadratic polynomial x 2 + x − 1. The golden ratio is also an algebraic number and even an algebraic integer.