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- ...yle k = 1, \ldots, 13 </math>. In each case, he found that the value is a rational number times <math> \scriptstyle \pi^{2k} </math> Later, he discovered a general7 KB (1,113 words) - 10:50, 4 October 2013
- # The [[rational number]]s (<math> \scriptstyle \mathbb{Q} </math>) are any number that can be repr ...2}</math> are both irrational. This set does not share any member with the rational number set.11 KB (1,701 words) - 20:07, 1 July 2021
- ...tably compact]]. But '''R''' is [[separable space|separable]] since the [[rational number]]s '''Q''' form a [[countability|countable]] [[dense set]], and this applie2 KB (381 words) - 08:54, 29 December 2008
- ...se "ordinary" integers, embedded in the [[field (mathematics)|field]] of [[rational number]]s, from other "integers" such as the [[algebraic integer]]s. ...ics)|field]]. The smallest field containing the integers is the field of [[rational number]]s. This process can be mimicked to form the [[field of fractions]] of any10 KB (1,566 words) - 08:34, 2 March 2024
- ...of [[mathematics]]. It studies the approximations of [[real number]]s by [[rational number]]s. This article presents an elementary introduction to diophantine approxi ...o this end we will not worry about the details of the difference between a rational number and a fraction (with integer numerator and denominator)—this will not35 KB (5,836 words) - 08:40, 15 March 2021
- A real number may be either [[rational number|rational]] or [[irrational number|irrational]]; either [[algebraic number|a ...94) completed the proof, and showed that π is not the square root of a rational number. [[Paolo Ruffini|Ruffini]] (1799) and [[Niels Henrik Abel|Abel]] (1842) bot19 KB (2,948 words) - 10:07, 28 February 2024
- **The [[rational number|rational]], [[real number|real]] and [[complex number|complex]] numbers eac10 KB (1,667 words) - 13:47, 5 June 2011
- ...ation <math>x^2=2</math> has no solutions if the domain is formed by the [[rational number]]s, it has two solutions (namely, <math>x=\sqrt{2}</math> and <math>x=-\sqr6 KB (951 words) - 05:01, 8 December 2009
- ...problem with polynomials over rings of usual numbers like [[integer]]s, [[rational number|rational]], [[real number|real]] or [[complex number|complex]] numbers. Sti10 KB (1,741 words) - 10:04, 3 January 2009
- ...gree [[field extension]] of the [[field (mathematics)|field]] '''Q''' of [[rational number]]s. The elements of ''K'' are thus [[algebraic number]]s. Let ''n'' = [''7 KB (1,077 words) - 17:18, 10 January 2009
- ...ps. These include familiar number systems, such as the [[integer]]s, the [[rational number]]s, the [[real number]]s, and the [[complex number]]s under addition, as we Consider the set of [[rational number]]s '''Q''', that is the set of numbers ''a''/''b'' such that19 KB (3,074 words) - 11:11, 13 February 2009
- ...s of a whole object, if the object is divided into five equal parts. Any [[rational number]] can be written as a fraction.21 KB (3,089 words) - 10:08, 28 February 2024
- is a fixed rational number whose square root is not rational.)27 KB (4,383 words) - 08:05, 11 October 2011
- ...to allow many other types of exponents, including [[negative integer]]s, [[rational number]]s, [[real number]]s, [[complex number]]s, and even [[matrix|matrices]], [[8 KB (1,297 words) - 14:49, 12 December 2008
- ...tity element is 1, since 1 × ''a'' = ''a'' × 1 = ''a'' for any rational number ''a''. The inverse of ''a'' is 1/''a'', since ''a'' × 1/''a'' = 1.18 KB (2,669 words) - 08:38, 17 April 2024
- thus being the basis for fractions and [[rational number]]s.16 KB (2,562 words) - 00:45, 13 October 2009
- *<math>\mathbb{Q}</math>, the set of [[rational number|rational numbers]]17 KB (2,828 words) - 10:37, 24 July 2011
- ...al function of <math>r</math> whenever <math>n</math> is an integer, and a rational number whenever <math>r</math> is rational.<ref>Assuming that no poles are encount32 KB (5,024 words) - 12:05, 22 December 2008
- ...The traditional Japanese mathematicians did not discriminate between the [[rational number|rational]] and the [[irrational number|irrational]] numbers, since they did15 KB (2,247 words) - 10:12, 28 February 2024
- ...y on <math>(0,1),</math> and <math>B</math> the event "<math>X</math> is a rational number"; what about <math>P(X=1/n|B)?</math>32 KB (5,149 words) - 15:48, 29 June 2009