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- ...ount of numbers. Only [[Wikipedia:Notable|notable]] numbers will be added. Numbers can be added as long as they are popular in [[math]], [[history]] or [[cult This means that numbers can only be [[Wikipedia:Notable|notable]] if they are a big part of [[histo ...30 KB (3,192 words) - 04:50, 17 March 2025
- The '''law of truly large numbers''' (a [[Statistics|statistical]] comment), says that with a large enough nu ...882 bytes (108 words) - 04:34, 21 February 2023
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- ==Numbers== Either of the following two numbers (see '''[[Names for large numbers]]''' for more information): ...1 KB (153 words) - 22:30, 30 May 2024
- ...vely prime means that they do not have common divisors, other than 1. Such numbers are named after [[Robert Daniel Carmichael|Robert Carmichael]]. ...many Carmichael numbers. We can say that Carmichael numbers are composite numbers that behave a little bit like they would be a prime number. ...1 KB (163 words) - 20:52, 10 June 2022
- ...e: one, two, three, four, five, six. They are sometimes called '''counting numbers'''. ...Natural number|natural numbers]] and the set of [[Rational number|rational numbers]] are of size <math>\aleph_0</math> (that is, they are both [[Countable set ...2 KB (356 words) - 23:30, 12 July 2022
- ...e set|finite]] numbers, but not necessarily [[absolutely infinite]]. These numbers can be categorized into two types: transfinite [[Cardinal number|cardinals] ...1</math> ([[aleph one]]) and <math>\aleph_2</math>. These are called aleph numbers.<ref name=":0">{{Cite web|date=2020-04-11|title=Comprehensive List of Set T ...2 KB (294 words) - 13:36, 31 December 2023
- ...mat number''' is a special [[positive number|positive]] [[number]]. Fermat numbers are named after [[Pierre de Fermat]]. The formula that generates them is where ''n'' is a nonnegative [[integer]]. The first nine Fermat numbers are {{OEIS|id=A000215}}: ...3 KB (462 words) - 20:48, 20 September 2024
- ...coefficients are all [[integer]]s. All [[rational number]]s are algebraic numbers, along with some [[irrational number]]s. For example, the [[golden ratio]] [[Category:Numbers]] ...980 bytes (134 words) - 19:56, 1 December 2023
- ...ematics)|product]] of these numbers. In symbols, if we have <math>N</math> numbers <math>X_1,X_2,X_3, \dots X_N</math>, the geometric mean is ...duct, it does not make sense to calculate the geometric mean if one of the numbers is [[zero]]. It generally also does not make much sense to calculate it whe ...1 KB (180 words) - 20:12, 5 March 2025
- ...smaller numbers are called factors or [[divisor]]s. 1 is a factor of all numbers. The numbers which are obtained from the factorization are usually ordered, for example, ...2 KB (237 words) - 04:26, 9 July 2024
- ...ay "number", they usually mean "real number". The official symbol for real numbers is a bold '''R''', or a blackboard bold <math>\mathbb{R}</math>.<ref>{{Cite ...ven minus signs (–) so that they are labeled differently from the positive numbers. ...5 KB (788 words) - 03:46, 21 January 2025
- [[File:First six triangular numbers.svg|thumb|The first six triangular numbers]] The first 25 triangular numbers are: 0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, 78, 91, 105, 120, 136, 153 ...921 bytes (119 words) - 15:25, 18 July 2024
- • all even numbers, or • two odd numbers and an [[even number]]. ...847 bytes (113 words) - 16:07, 8 December 2024
- [[Category:Numbers]] ...896 bytes (120 words) - 11:50, 8 October 2024
- ...ccess-date=2020-10-12|website=www.mathopenref.com}}</ref> For example, the numbers "+3" and "3" are the same. Positive numbers are written to the [[Position|right]] of zero on a [[number line]]: ...1 KB (186 words) - 01:56, 23 July 2024
- ...(size) of the [[set]] of [[natural numbers]] (there are aleph null natural numbers). [[Georg Cantor]] invented and named the concept. The symbol for aleph nul ...dia Britannica|language=en}}</ref> The set of [[Algebraic number|algebraic numbers]], for example, has cardinality <math>\aleph_0</math>.<ref name=":0">{{Cite ...2 KB (247 words) - 19:36, 17 March 2025
- [[Category:Numbers]] ...961 bytes (130 words) - 12:29, 17 October 2024
- ...nsion]] of the field <math>\mathbb{Q}</math> of [[Rational number|rational numbers]]. ...lds, and, more generally, of algebraic extensions of the field of rational numbers, is the central topic of [[:en:Algebraic_number_theory|algebraic number the ...374 bytes (55 words) - 16:13, 15 September 2021
- ...<math>(\mathbb{N} , +)</math>. The name of the magma would be "The natural numbers under addition". ...(in this case in order) to produce another element from the set. The real numbers without 0 is written as <math>\mathbb{R}^*</math>. It can be shown that the ...1 KB (248 words) - 00:05, 6 July 2023
- ...y two, the result is another integer. Another way to say this is that even numbers are [[divisible]] by two. If <math>n</math> is an even number, we can write Since even numbers are [[integer]]s, [[negative number]]s can be even. For example, <math>-16< ...1 KB (182 words) - 18:26, 29 April 2024
- ...is a [[Mathematics|mathematical]] process or operation on [[Set|sets]] of numbers, characters (like letters) or symbols. It is often used for [[Regular expre ...h all the combinations that are possible by ''reusing'' '''any''' of those numbers/characters, even ''multiple'' ''times'', then we have created the Kleene st ...1 KB (186 words) - 04:13, 12 March 2025
- ...but in the [[integers]], subtraction does have closure. Subtraction of two numbers can produce a [[negative number]], which is not a natural number, but is an ...ex numbers, the complex numbers are also the algebraic closure of the real numbers. One can express this relationship as <math>\overline{\mathbb{R}}=\mathbb{C ...3 KB (457 words) - 07:08, 22 October 2022