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3 天前 · A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula.
1 天前 · This is a list of articles about prime numbers. A prime number (or prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. By Euclid's theorem, there are an infinite number of prime numbers. Subsets of the prime numbers may be generated with various formulas for primes.
5 天前 · The number π (/ paɪ /; spelled out as " pi ") is a mathematical constant that is the ratio of a circle 's circumference to its diameter, approximately equal to 3.14159. The number π appears in many formulae across mathematics and physics.
15 小時前 · This illustrates the relationship a + b a = a b = φ. In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. Expressed algebraically, for quantities and with , is in a golden ratio to if.
1 天前 · Afrikaans Azərbaycanca Čeština Deutsch Eesti Esperanto فارسی Français ह न द Limburgs Magyar മലയ ള Nederlands An assortment of musical instruments in an Istanbul music store. This is a list of musical instruments, including percussion, wind, stringed, and electronic instruments.
2 天前 · The table initially ranks each country or territory by its IMF estimate, and can be reranked by any of the sources. GDP (in USD) per capita by country, territory, non-sovereign state or non-IMF member
1 天前 · Contents. List of TCP and UDP port numbers. This is a list of TCP and UDP port numbers used by protocols for operation of network applications. The Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP) only need one port for duplex, bidirectional traffic.