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Integer. An integer is the number zero ( 0 ), a positive natural number (1, 2, 3, etc.) or a negative integer ( −1, −2, −3, etc.). [1] The negative numbers are the additive inverses of the corresponding positive numbers. [2] The set of all integers is often denoted by the boldface Z or blackboard bold .
Order of operations. In mathematics and computer programming, the order of operations is a collection of rules that reflect conventions about which operations to perform first in order to evaluate a given mathematical expression . These rules are formalized with a ranking of the operations. The rank of an operation is called its precedence, and ...
Fibonacci sequence. A tiling with squares whose side lengths are successive Fibonacci numbers: 1, 1, 2, 3, 5, 8, 13 and 21. In mathematics, the Fibonacci sequence is a sequence in which each number is the sum of the two preceding ones. Numbers that are part of the Fibonacci sequence are known as Fibonacci numbers, commonly denoted Fn .
Metric prefix. A metric prefix is a unit prefix that precedes a basic unit of measure to indicate a multiple or submultiple of the unit. All metric prefixes used today are decadic. Each prefix has a unique symbol that is prepended to any unit symbol. The prefix kilo-, for example, may be added to gram to indicate multiplication by one thousand ...
The (International) Radiotelephony Spelling Alphabet, commonly known as the NATO phonetic alphabet, is the most widely used set of clear-code words for communicating the letters of the Roman alphabet. Technically a radiotelephonic spelling alphabet, it goes by various names, including NATO spelling alphabet, ICAO phonetic alphabet and ICAO ...
Deoxyribonucleic acid (/ d iː ˈ ɒ k s ɪ ˌ r aɪ b oʊ nj uː ˌ k l iː ɪ k,-ˌ k l eɪ-/ ⓘ; DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix.
National Aeronautics and Space Administration. / 38.88306°N 77.01639°W / 38.88306; -77.01639. The National Aeronautics and Space Administration ( NASA; / ˈnæsə /) is an independent agency of the U.S. federal government responsible for the civil space program, aeronautics research, and space research.
Nigga ( / ˈnɪɡə /) is a colloquial term in African-American Vernacular English that is considered vulgar in many contexts. It began as a dialect form of the word nigger, an ethnic slur against black people.