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- Polyphase sequences are an important class of sequences and play important roles in synchronizing sequence design. [[Category:Sequences and series]] ...697 bytes (98 words) - 20:02, 5 October 2021
- {{Short description|Mathematical concept concerning infinite sequences}} ...is]], the space '''bs''' consists of all infinite [[Sequence (mathematics)|sequences]] (''x''<sub>''i''</sub>) of [[real numbers]] <math>\R</math> or [[complex ...2 KB (273 words) - 03:11, 7 February 2025
- ...ue or well-defined, but the general idea is to find a formula for a series and then evaluate it outside its [[radius of convergence]]. == Common divergent series == ...2 KB (186 words) - 17:28, 1 May 2024
- ...m also is a multiple of the other term. The concept can be generalized to sequences with values in any [[ring (mathematics)|ring]] where the concept of [[divis ...ore, by the strong divisibility property, <math>\gcd(a_m,a_n) = a_m</math> and therefore <math>a_m\mid a_n</math>. ...4 KB (560 words) - 20:20, 11 January 2025
- {{Short description|Mathematical series, portmanteau of "Fibonacci" and "factorial"}} ...F''<sub>''i''</sub>}} is the {{math|''i''}}<sup>th</sup> Fibonacci number, and {{math|0!<sub>''F''</sub>}} gives the [[empty product]] (defined as the [[m ...3 KB (379 words) - 17:38, 13 May 2024
- ...[[integer sequence]] whose multiples include [[almost all]] integers. The sequences are named after [[Felix Behrend]]. If <math>A</math> is a sequence of integers greater than one, and if <math>M(A)</math> denotes the set of positive integer multiples of membe ...5 KB (735 words) - 09:14, 26 February 2025
- ...equence|''k''-automatic sequences]] and [[k-regular sequence|''k''-regular sequences]]. ...3975(93)90230-Q | doi-access = }}</ref> [[Rational set#Rational relations and rational functions|rational relation]] over Σ<sup>∗</sup> ×&nbs ...5 KB (708 words) - 19:16, 29 November 2023
- ...every sequence ''x''<sub>''n''</sub> of positive integers, the sum of the series ...2004 |isbn=0-387-20860-7 | zbl=1058.11001 | contribution=E24 Irrationality sequences|page=346|url=https://books.google.com/books?id=1AP2CEGxTkgC&pg=PA346 }}.</r ...5 KB (675 words) - 20:15, 29 January 2023
- {{short description|On when a morphism of spectral sequences in homological algebra is an isomorphism}} ...st quadrant spectral sequences of [[flat module]]s over a commutative ring and <math>f: E^r \to {}^{\prime}E^r</math> a morphism between them. Then any tw ...4 KB (593 words) - 19:53, 14 February 2024
- ...]s that is satisfied precisely if [[weak topology|weak convergence]] of '''sequences''' entails convergence in norm. ...converge to <math>x</math> in norm? A canonical example of this property, and commonly used to illustrate the Schur property, is the <math>\ell_1</math> ...2 KB (326 words) - 00:50, 30 November 2024
- ...t the terms of the sequence to be fractions, but surprisingly, a few Somos sequences have the property that all of their members are integers. ...e recursions are very simple (there is no addition on the right-hand side) and they define the all-ones sequence (1, 1, 1, 1, 1, 1, ...). In the first no ...6 KB (811 words) - 16:40, 5 February 2025
- ...ort of arithmetic convolution: the product of <math>(a_1, a_2, ...)</math> and <math>(b_1, b_2, ...)</math> has components ...th> is the [[least common multiple]] of <math>i</math> and <math>j</math>, and <math>(i,j)</math> is their [[greatest common divisor]]. ...2 KB (257 words) - 09:57, 7 November 2023
- {{Short description|A pair of collections of integer sequences with no such sequence lying between them.}} ...orff gaps shows that the partially ordered set of possible growth rates of sequences is not complete. ...4 KB (699 words) - 09:21, 24 December 2022
- ...''n''<sup>th</sup> digit of x<sub>''k''</sub> is '''4''' if ''n'' ≤ ''k'' and the ''n''th [[Turing machine]] in a computable [[Gödel numbering]] halts on ...bound principle]] of real analysis, even when considering only computable sequences. ...5 KB (795 words) - 03:56, 26 July 2024
- ...spectral sequence]] relating the homology with mod ''p'' coefficients and the homology reduced mod ''p''. It is named after [[Meyer Bockstein]] Let ''C'' be a chain complex of [[torsion-free abelian group]]s and ''p'' a [[prime number]]. Then we have the exact sequence: ...3 KB (501 words) - 21:52, 2 June 2022
- ...e Auslander|first2=Idun |last2=Reiten|author2-link=Idun Reiten|year=1975}} and developed by them in several subsequent papers. ...rvtxt|Auslander|1982}}, {{harvtxt|Gabriel|1980}}, {{harvtxt|Reiten|1982}}, and the book {{harvtxt|Auslander|Reiten|Smalø|1997}}. Many of the original pape ...6 KB (862 words) - 07:14, 31 May 2024
- *The lower [[natural density]], the [[Limit superior and limit inferior|inferior limit]] as <math>n</math> goes to infinity of the p .../math> for which the upper natural density differs from the lower density, and for which the natural density itself does not exist.{{r|b}} ...6 KB (827 words) - 20:27, 26 February 2025
- | series = Second Series ...> of the [[Hilbert space]] of square summable sequences, consisting of the sequences whose elements are all [[rational number]]s. ...2 KB (370 words) - 20:20, 15 April 2024
- {{Short description|Sequence of numbers consisting of 1 and -1}} {{about|sign sequences in mathematics|sequences of roadside signs|Burma-Shave}} ...6 KB (794 words) - 21:29, 23 February 2025
- {{Short description|Space of bounded sequences}} {{About|the vector spaces of sequences and functions|the finite-dimensional vector space distance|Chebyshev distance}} ...5 KB (786 words) - 13:24, 25 June 2024