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  • ...[[negative]]. A number that is not rational is called [[Irrational_number|irrational]]. Most of the numbers that people use in everyday life are rational. These include fractions and ...
    3 KB (465 words) - 01:36, 21 August 2017
  • ...say "number" they usually mean "real number". The official symbol for real numbers is a bold '''R''' or a blackboard bold <math>\mathbb{R}</math>. ...ven minus signs (–) so that they are labeled differently from the positive numbers. ...
    6 KB (971 words) - 01:36, 21 August 2017
  • ...ratio is ''a''/''b''. The person can make another ratio by adding the two numbers together ''a''+''b'' and dividing this by the larger number ''a''. The new The golden ratio is an [[Number#Irrational numbers|irrational number]]. If a person tries to write it, it will never stop and never be th ...
    4 KB (598 words) - 16:18, 6 August 2017
  • ...means it is impossible to write as a fraction with two integers; but some numbers, like 2.71828182845904523536, come close to the true value. The true value [[Category:Irrational numbers]] ...
    3 KB (351 words) - 09:48, 24 June 2017
  • ...[[Leonhard Euler]]. The first to actually prove there were transcendental numbers was [[Joseph Liouville]]. He did this in [[1844]]. Well known transcendental numbers: ...
    1 KB (199 words) - 20:58, 16 March 2013
  • There are a numbers of ways to calculate [[square root]]s of [[number]]s, and even more ways to ...ed to be. This is because often [[square root]]s are [[Irrational numbers|irrational]]. For example, square root of a nice round [[whole number]] '''28''' is a ...
    3 KB (526 words) - 04:59, 30 June 2016
  • :''For the book in the Bible, see [[Numbers (Bible)]]''. ...] or [[measurement|measure]]. Depending on the field of mathematics, where numbers are used, there are different definitions: ...
    14 KB (2,057 words) - 01:36, 21 August 2017
  • [[File:PI constant.svg|thumb|right|Pi is an endless string of numbers]]{{otheruse|Pi}} ...without end. Numbers like this are called [[Irrational number|irrational]] numbers. ...
    8 KB (1,232 words) - 17:17, 31 July 2017
  • ...</math>.<ref>Wells, D. ''The Penguin Dictionary of Curious and Interesting Numbers'' London: Penguin Group. (1987): 41–44</ref> An [[integer]] is ''[[even]]'' ...e]]. Two and three are the only prime numbers next to each other. The even numbers above two are not prime because they are divisible by 2. ...
    3 KB (374 words) - 20:08, 29 November 2016
  • And for good mathematicians, we can substitute [[irrational numbers]] as well: <math>\sqrt{4}+\sqrt{8}=\sqrt{8}+\sqrt{4}</math>. ...
    1 KB (203 words) - 10:32, 6 October 2016
  • |<center>'''Natural numbers example''' Numbers less than [[0]] (such as [[−1]]) are not natural numbers. ...
    7 KB (924 words) - 01:12, 17 January 2017
  • | The golden ratio is an [[irrational number]] equal to (1+√5)÷2 or approximately 1.6180339887. | [[Natural numbers]] ...
    8 KB (1,182 words) - 07:31, 3 November 2013
  • ...ed a [[countable set]]. But if a set has the same cardinality as the real numbers, it is called an [[uncountable set]]. ...bers, together with all [[irrational number|irrational]] numbers (that is, numbers which cannot be rewritten as fractions, such as <math>\pi,</math> <math>e,< ...
    10 KB (1,884 words) - 16:03, 30 June 2015
  • The exponent may not even be rational. To raise a base ''a'' to an irrational ''x''th power, we use an [[infinity|infinite]] sequence of [[rational numbe ...
    4 KB (756 words) - 13:22, 24 May 2016
  • ...bseteq\{1,2,\ldots,2n\}</math> of size <math>|S|>n\,</math>, there are two numbers <math>a,b\in S</math> such that <math>a|b\,</math>. ...for odd <math>m\in\{1,2,\ldots, 2n\}</math>. There are <math>n</math> odd numbers in <math>\{1,2,\ldots,2n\}</math>, thus <math>n</math> different <math>C_m< ...
    14 KB (2,455 words) - 03:49, 24 October 2016
  • ...bseteq\{1,2,\ldots,2n\}</math> of size <math>|S|>n\,</math>, there are two numbers <math>a,b\in S</math> such that <math>a|b\,</math>. ...for odd <math>m\in\{1,2,\ldots, 2n\}</math>. There are <math>n</math> odd numbers in <math>\{1,2,\ldots,2n\}</math>, thus <math>n</math> different <math>C_m< ...
    14 KB (2,455 words) - 02:36, 31 October 2017
  • ...bseteq\{1,2,\ldots,2n\}</math> of size <math>|S|>n\,</math>, there are two numbers <math>a,b\in S</math> such that <math>a|b\,</math>. ...for odd <math>m\in\{1,2,\ldots, 2n\}</math>. There are <math>n</math> odd numbers in <math>\{1,2,\ldots,2n\}</math>, thus <math>n</math> different <math>C_m< ...
    14 KB (2,455 words) - 08:14, 16 October 2019
  • ...bseteq\{1,2,\ldots,2n\}</math> of size <math>|S|>n\,</math>, there are two numbers <math>a,b\in S</math> such that <math>a|b\,</math>. ...for odd <math>m\in\{1,2,\ldots, 2n\}</math>. There are <math>n</math> odd numbers in <math>\{1,2,\ldots,2n\}</math>, thus <math>n</math> different <math>C_m< ...
    14 KB (2,455 words) - 09:24, 19 April 2013
  • ...bseteq\{1,2,\ldots,2n\}</math> of size <math>|S|>n\,</math>, there are two numbers <math>a,b\in S</math> such that <math>a|b\,</math>. ...for odd <math>m\in\{1,2,\ldots, 2n\}</math>. There are <math>n</math> odd numbers in <math>\{1,2,\ldots,2n\}</math>, thus <math>n</math> different <math>C_m< ...
    14 KB (2,455 words) - 12:56, 18 April 2023
  • ...bseteq\{1,2,\ldots,2n\}</math> of size <math>|S|>n\,</math>, there are two numbers <math>a,b\in S</math> such that <math>a|b\,</math>. ...for odd <math>m\in\{1,2,\ldots, 2n\}</math>. There are <math>n</math> odd numbers in <math>\{1,2,\ldots,2n\}</math>, thus <math>n</math> different <math>C_m< ...
    14 KB (2,455 words) - 09:36, 2 April 2014
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