Search results

Page title matches

• Fibonacci number
  ...n which the first number is 0, the second number is 1, and each subsequent number is equal to the sum of the previous two numbers in the series. In mathemati *If <math>\ F_p\ </math>&nbsp; is a prime number different from 3, then <math>\ p</math>&nbsp; is prime. (The converse is fa
  5 KB (743 words) - 13:10, 27 July 2008
• Perrin number
  ...f the sequence of Perrin numbers is, that if <math>p\ </math> is a [[prime number]], then <math>p\ </math> divides <math>P_p\ </math>. The converse is false,
  828 bytes (104 words) - 04:32, 19 May 2008
• Erdős number
  ...ed by publication of joint papers &mdash; as a graph. A researcher's Erdős number is the length of the shortest path, via co-author relationships, connecting More explicitly, your Erdős number is the ''first'' number in the following list which applies to you:
  2 KB (370 words) - 12:51, 11 February 2013
• Irrational number
  ...an '''irrational number''' is any [[real number]] that is not a [[rational number]], i.e. it cannot be expressed as a [[fraction]] ''m''&nbsp;/&nbsp;''n'' in ...ble to demonstrate that <math>\scriptstyle\sqrt{2}</math> is an irrational number.
  4 KB (666 words) - 11:23, 3 October 2009
• Perfect number
  ...visors of 6 are 1, 2, and 3, and 1+2+3=6. In contrast, 4 is not a perfect number, as the proper divisors of 4 are 1 and 2, and <math> \scriptstyle 1+2 \neq The origin of the term "perfect number" appears to be unknown. Ancient Greeks probably ascribed mystical properti
  4 KB (677 words) - 19:07, 7 November 2008
• Lucas number
  ...ers''' is strongly related to the sequence of [[Fibonacci number]]s. Lucas number and Fibonacci numbers have the identical formula <math>a_n = a_{n-1} + a_{n *If <math>p\ </math> is a prime number, than <math>p\ </math> divides <math>L_p - 1\ </math>. The converse is fals
  798 bytes (117 words) - 04:00, 4 March 2008
• Erdös number
  #REDIRECT [[Erdős number]]
  27 bytes (4 words) - 01:28, 3 April 2011
• Atomic number
  ...ventionally denoted by ''Z'' and is by definition a non-negative [[natural number]]. For instance, the element [[carbon]] is characterized by ''Z'' = 6 and t ...e chemical and physical properties of an atom are solely determined by the number of its electrons and hence by its nuclear charge: the nuclear charge is a u
  7 KB (1,066 words) - 05:40, 6 March 2024
• Transfinite number
  ...is an infinite [[cardinal number|cardinal]] or [[ordinal number|ordinal]] number. (However, often simply '''infinite''' (cardinal or ordinal) '''number''' is used instead.)
  495 bytes (72 words) - 18:31, 20 June 2009
• Number Theory
  #Redirect [[Number theory]]
  27 bytes (3 words) - 07:04, 30 May 2008
• Bell number
  50 bytes (5 words) - 17:22, 13 December 2008
• Perfect Number
  #Redirect [[Perfect number]]
  28 bytes (3 words) - 21:44, 2 April 2008
• Stirling number
  ...bjects into a given number of structures. There are two kinds of Stirling number,depending on the nature of the structure being counted. The Stirling number of the first kind ''S''(''n'',''k'') counts the number of ways ''n'' labelled objects can be arranged into ''k'' cycles: cycles ar
  2 KB (240 words) - 13:34, 7 February 2009
• Imaginary number
  The '''imaginary numbers''' are a part of the [[complex number]]s. Every complex number can be written as
  3 KB (468 words) - 17:28, 1 January 2010
• Grammatical number
  ...only one word. In a verb, the classification of a word form by grammatical number is know as the [[case (grammar)|case]] of the verb. For example, the verb ' ==Subject noun and verb number agreement==
  2 KB (376 words) - 09:16, 3 October 2010
• Number/Approval
  12 bytes (1 word) - 07:59, 20 March 2008
• Number (grammar)
  #REDIRECT [[grammatical number]]
  32 bytes (3 words) - 14:49, 4 January 2008
• Triangular number
  A '''triangular number''' represents the number of [[circle|circles]] you can arrange to a [[equilateral triangle]]. The ''triangular number'' is related to many other figurated numbers:
  884 bytes (130 words) - 07:45, 24 January 2009
• Complex number
  ...ot even clear whether such an object exists and can be reasonably called a number; for example, can we sensibly associate with <math>i</math> natural operati ...mplex numbers when solving [[quadratic equation]]s, which can have complex number solutions. This presentation is historically misleading — the quadratic
  18 KB (3,028 words) - 17:12, 25 August 2013
• Avogadro number
  #REDIRECT [[Avogadro's number]]
  31 bytes (3 words) - 11:18, 24 June 2009
• Transcendental number
  ...ntly, it is not a root of any polynomial whose coefficients are [[rational number|rational]]. Transcendental numbers are necessarily [[irrational number|irrational]], but there are many irrational numbers that are not transcende
  875 bytes (130 words) - 12:27, 8 May 2008
• Fluorine/Atomic number
  1 bytes (0 words) - 23:24, 9 June 2008
• Selenium/Atomic number
  2 bytes (0 words) - 00:12, 10 June 2008
• Lutetium/Atomic number
  2 bytes (0 words) - 11:16, 10 June 2008
• Hassium/Atomic number
  3 bytes (0 words) - 11:29, 10 June 2008
• Rational number/Approval
  12 bytes (1 word) - 07:56, 14 November 2007
• Francium/Atomic number
  2 bytes (0 words) - 23:36, 9 June 2008
• Cadmium/Atomic number
  2 bytes (0 words) - 00:28, 10 June 2008
• Mendelevium/Atomic number
  3 bytes (0 words) - 11:24, 10 June 2008
• Lucas number/Definition
  103 bytes (14 words) - 18:59, 9 September 2009
• Hydrogen/Atomic number
  1 bytes (0 words) - 22:41, 9 June 2008
• Chromium/Atomic number
  2 bytes (0 words) - 00:03, 10 June 2008
• Promethium/Atomic number
  2 bytes (0 words) - 11:14, 10 June 2008
• Thallium/Atomic number
  2 bytes (0 words) - 11:27, 10 June 2008
• Triangular number/Bibliography
  134 bytes (19 words) - 10:25, 9 November 2009
• Neon/Atomic number
  2 bytes (0 words) - 23:24, 9 June 2008
• Bromine/Atomic number
  2 bytes (0 words) - 00:13, 10 June 2008
• Thorium/Atomic number
  2 bytes (0 words) - 11:22, 10 June 2008
• Meitnerium/Atomic number
  3 bytes (0 words) - 11:29, 10 June 2008
• Number theory/Bibliography
  A. Weil, Number theory. An approach through history. From Hammurapi to Legendre. Birkhäuse
  1 KB (157 words) - 00:48, 1 January 2009
• Real number/Approval
  12 bytes (1 word) - 08:16, 14 November 2007
• Calcium/Atomic number
  2 bytes (0 words) - 20:34, 30 January 2009
• Indium/Atomic number
  2 bytes (0 words) - 00:29, 10 June 2008
• Nobelium/Atomic number
  3 bytes (0 words) - 11:24, 10 June 2008
• Darmstadium/Atomic number
  #REDIRECT [[Darmstadtium/Atomic number]]
  40 bytes (4 words) - 13:56, 18 June 2008
• Number theory/Definition
  86 bytes (11 words) - 10:21, 4 September 2009
• Lithium/Atomic number
  1 bytes (0 words) - 23:15, 9 June 2008
• Erdős number/Definition
  177 bytes (25 words) - 09:28, 19 November 2011
• Manganese/Atomic number
  2 bytes (0 words) - 00:04, 10 June 2008
• Samarium/Atomic number
  2 bytes (0 words) - 11:14, 10 June 2008

Page text matches

• Principal quantum number/Definition
  ...tum number labeling atomic shells; usually denoted by the non-zero natural number ''n''.
  136 bytes (17 words) - 08:10, 18 September 2009
• Transfinite number
  ...is an infinite [[cardinal number|cardinal]] or [[ordinal number|ordinal]] number. (However, often simply '''infinite''' (cardinal or ordinal) '''number''' is used instead.)
  495 bytes (72 words) - 18:31, 20 June 2009
• Finite/Definition
  ...limited) in size (length, area, etc., or number of elements) by a natural number
  129 bytes (19 words) - 23:57, 25 October 2009
• Square root of two/Definition
  The positive real number that, when multiplied by itself, gives the number 2.
  114 bytes (15 words) - 19:41, 4 September 2009
• Number of divisors function/Definition
  The number of positive integer divisors of a given number.
  94 bytes (13 words) - 16:56, 6 December 2008
• Actinide/Definition
  ...dioactive]], and [[Uranium]] (atomic number 92), and [[Plutonium]] (atomic number 94) are significant in the production of [[nuclear energy]] and nuclear wea
  343 bytes (42 words) - 17:02, 22 March 2024
• Boron/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  265 bytes (35 words) - 16:15, 17 May 2010
• Rhenium/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  266 bytes (35 words) - 15:47, 17 May 2010
• Osmium/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  265 bytes (35 words) - 15:52, 17 May 2010
• Iridium/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  266 bytes (35 words) - 15:59, 17 May 2010
• Triangular number
  A '''triangular number''' represents the number of [[circle|circles]] you can arrange to a [[equilateral triangle]]. The ''triangular number'' is related to many other figurated numbers:
  884 bytes (130 words) - 07:45, 24 January 2009
• Inclusion-exclusion principle/Definition
  ...n A to the number of elements in B, and then subtracting from this sum the number of elements in the intersection of A and B.
  303 bytes (58 words) - 08:52, 4 September 2009
• Praseodymium/Definition
  ...al element]], having the [[chemical symbol]] Ar and [[atomic number]] (the number of [[proton]]s) 18.
  165 bytes (21 words) - 17:51, 27 April 2011
• Mercury (element)/Definition
  ...l element]], having the [[chemical symbol]] Hg, and [[atomic number]] (the number of [[proton]]s) 80.
  167 bytes (21 words) - 17:09, 1 May 2011
• Rational number/Related Articles
  Auto-populated based on [[Special:WhatLinksHere/Rational number]]. Needs checking by a human. {{r|Algebraic number field}}
  1 KB (169 words) - 19:54, 11 January 2010
• Zirconium/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  265 bytes (35 words) - 15:59, 17 May 2010
• Gold/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  268 bytes (35 words) - 16:30, 19 January 2011
• Niobium/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  267 bytes (35 words) - 16:08, 17 May 2010
• Molybdenum/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  264 bytes (35 words) - 16:18, 17 May 2010
• Yttrium/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  267 bytes (35 words) - 15:52, 17 May 2010
• Platinum/Atomic mass
  ...e>*<br /><br />*The number in parenthesis () is the [[uncertainty]]. This number was taken from the [http://physics.nist.gov/PhysRefData/Compositions/index
  266 bytes (35 words) - 16:08, 17 May 2010
• Modulus (algebraic number theory)/Definition
  ...number field, used to encode ramification data for abelian extensions of a number field.
  167 bytes (25 words) - 15:54, 5 December 2008
• Astatine/Definition
  ...element]] having the [[chemical symbol]] At and an [[atomic number]] (the number of [[proton]]s) of 85.
  170 bytes (23 words) - 19:03, 2 May 2011
• Fleiss' kappa/Definition
  ...t between a fixed number of raters when assigning categorical ratings to a number of items or classifying items.
  210 bytes (29 words) - 07:50, 4 September 2009
• Algebraic number/Advanced
  ...t. An algebraic number must be a root of a [[polynomial]] with [[rational number|rational]] coefficients. Real or complex numbers that are not algebraic are called [[transcendental number]]s.
  1 KB (179 words) - 14:14, 10 December 2008
• Vitali set/Definition
  ...e set is an irrational number and any real number is the sum of a rational number and a member of the set.
  212 bytes (39 words) - 20:45, 4 September 2009
• Peano axioms
  ...no axioms''' are a set of [[axiom]]s that formally describes the [[natural number]]s (0, 1, 2, 3 ...). ...all natural numbers can be reached by moving finitely often to the "next" number (obtained by adding 1).
  1 KB (167 words) - 15:43, 1 November 2010
• Ion/Definition
  ...or molecule where the total number of electrons is not equal to the total number of protons, giving it a net positive or negative electrical charge.
  193 bytes (31 words) - 20:32, 3 September 2009
• Algebraic number field/Related Articles
  Auto-populated based on [[Special:WhatLinksHere/Algebraic number field]]. Needs checking by a human. {{r|Algebraic number}}
  843 bytes (113 words) - 10:49, 11 January 2010
• Normal number
  In [[mathematics]], a '''normal number''' is a [[real number]] whose [[decimal expansion]] shows an equal proportion of each of the poss
  210 bytes (29 words) - 17:24, 7 February 2009
• Dedekind zeta function/Related Articles
  {{r|Algebraic number theory}} {{r|Algebraic number field}}
  297 bytes (38 words) - 11:43, 15 June 2009
• Class field theory
  ...'''class field theory''' studies the abelian extensions of an [[algebraic number field]], or more generally a [[global field]] or [[local field]].
  191 bytes (26 words) - 17:20, 10 January 2013
• Partition function (number theory)
  ...nts the number of [[partition]]s of a positive integer ''n'', that is, the number of ways of expressing ''n'' as a sum of positive integers (where order is n Thus ''p''(3) = 3, since the number 3 has 3 partitions:
  483 bytes (70 words) - 16:32, 13 December 2008
• Class field theory/Definition
  ...ranch of algebraic number theory which studies the abelian extensions of a number field, or more generally a global or local field.
  171 bytes (26 words) - 17:18, 10 January 2013
• E (mathematics)/Related Articles
  {{r|Algebraic number}} {{r|Irrational number}}
  564 bytes (72 words) - 16:08, 11 January 2010
• Unobtanium/Properties/List
  |Atomic number | {{#lst:Unobtanium/Properties|Atomic number}}
  663 bytes (81 words) - 14:22, 19 May 2010
• Dev-random
  ...of [[entropy]] such as [[device driver|device drivers]], or a pseudorandom number generator, in which the numbers are not truly random, but based on an algor
  450 bytes (71 words) - 00:44, 3 August 2009
• ISBN/Definition
  ...onvenient category and revealing its publisher, title, edition, and volume number.
  304 bytes (41 words) - 19:33, 12 September 2009
• Pigeonhole principle/Definition
  ...a small number of blocks, then at least one block contains a rather large number of elements.
  198 bytes (32 words) - 10:48, 4 September 2009
• Field (mathematics)/Related Articles
  {{r|Algebraic number field}} {{r|Algebraic number}}
  1 KB (146 words) - 16:32, 11 January 2010
• Conductor of a number field
  ...fers to a number field regarded as an extension of the field of [[rational number]]s. There need not be a conductor for an extension: indeed, [[class field ...is, an extension by roots of unity. The absolute conductor of an abelian number field ''F'' is then the smallest integer ''f'' such that ''F'' is a [[subfi
  1 KB (177 words) - 01:07, 18 February 2009
• Transcendental number
  ...ntly, it is not a root of any polynomial whose coefficients are [[rational number|rational]]. Transcendental numbers are necessarily [[irrational number|irrational]], but there are many irrational numbers that are not transcende
  875 bytes (130 words) - 12:27, 8 May 2008
• Limit of a sequence
  Suppose ''x''₁, ''x''₂, ... is a [[sequence]] of [[Real number|real numbers]]. We say that the real number ''L'' is the ''limit'' of this sequence and we write
  771 bytes (122 words) - 09:45, 28 November 2007
• Zero (mathematics)
  '''Zero''' is the name for a character, the digit '''0''', and for the [[number]] "zero". == The number zero ==
  2 KB (326 words) - 18:28, 17 July 2009
• Jacobians/Definition
  A determinant which is defined for a finite number of functions of the same number of variables and in which each row consists of the first partial derivative
  256 bytes (42 words) - 20:18, 29 April 2009
• Prospective studies/Definition
  ...ation of a population for a sufficient number of persons over a sufficient number of years to generate [[incidence]] or [[mortality]] rates subsequent to the
  263 bytes (36 words) - 17:46, 14 May 2010
• Player
  .... The number of players in a game can vary from a single player to a large number of players (as in an online game). == Number of players ==
  903 bytes (152 words) - 04:45, 7 March 2024
• Algebraic number/Related Articles
  {{r|Complex number}} {{r|Algebraic number theory}}
  887 bytes (126 words) - 02:29, 22 December 2008
• Integer/Related Articles
  {{r|0 (number)}} {{r|Algebraic number field}}
  2 KB (247 words) - 17:28, 11 January 2010
• Modulus (disambiguation)
  {{r|Modulus (algebraic number theory)}} {{r|Modulus of a complex number}}
  205 bytes (29 words) - 15:13, 10 January 2024