Results 31 to 40 of about 20,123 (196)

Diophantine non-integrability of a third order recurrence with the Laurent property [PDF]

open access: yes, 2006
We consider a one-parameter family of third order nonlinear recurrence relations. Each member of this family satisfies the singularity confinement test, has a conserved quantity, and moreover has the Laurent property: all of the iterates are Laurent ...
Hone, Andrew N.W.
core   +2 more sources

On the classification of duality webs for graded quivers

open access: yesJournal of High Energy Physics, 2020
We study the m-graded quiver theories associated to CY (m+2)-folds and their order (m + 1) dualities. We investigate how monodromies give rise to mutation invariants, which in turn can be formulated as Diophantine equations characterizing the space of ...
Sebastián Franco   +2 more
doaj   +1 more source

S-Restricted Compositions Revisited [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2017
An S-restricted composition of a positive integer n is an ordered partition of n where each summand is drawn from a given subset S of positive integers. There are various problems regarding such compositions which have received attention in recent years.
Behrouz Zolfaghari   +2 more
doaj   +1 more source

More Than 1700 Years of Word Equations

open access: yes, 2015
Geometry and Diophantine equations have been ever-present in mathematics. Diophantus of Alexandria was born in the 3rd century (as far as we know), but a systematic mathematical study of word equations began only in the 20th century. So, the title of the
A Boudet   +10 more
core   +1 more source

Random Diophantine equations, I

open access: yesAdvances in Mathematics, 2014
Comment: The results in this paper use an $L^2$-technique and supersede those in an earlier version (see arXiv:1110.3496) that relied on an $L^1$-argument, but for instructional purposes we found it useful to keep the older, technically simpler version.
Brüdern, Jörg, Dietmann, Rainer
openaire   +4 more sources

Diophantine equations related to quasicrystals: a note

open access: yes, 2001
We give the general solution of three Diophantine equations in the ring of integer of the algebraic number field ${\bf Q}[{\sqr 5}]$. These equations are related to the problem of determination of the minimum distance in quasicrystals with fivefold ...
Pelantová, E., Perelomov, A. M.
core   +2 more sources

On a Diophantine Equation [PDF]

open access: yesJournal of the London Mathematical Society, 1951
Summary: Denote by \(N(a,b)\) the smallest integer \(n\) so that \[ \frac{a}{b}=\frac{1}{x_1}+\cdots+\frac{1}{x_n},\quad ...
openaire   +4 more sources

Complete classification of discrete resonant Rossby/drift wave triads on periodic domains

open access: yes, 2013
We consider the set of Diophantine equations that arise in the context of the barotropic vorticity equation on periodic domains, when nonlinear wave interactions are studied to leading order in the amplitudes.
Bustamante, Miguel D., Hayat, Umar
core   +1 more source

On the Diophantine Equation x2 – kxy + ky2 + ly = 0, l = 2n

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2017
We consider the Diophantine equation x2-kxy+ky2+ ly = 0 for l = 2n and determine for which values of the odd integer k, it has a positive integer solution x and y.
Mavecha Sukrawan
doaj   +1 more source

Systems of Diophantine Equations [PDF]

open access: yesProceedings of the American Mathematical Society, 1951
where fi and gi are homogeneous polynomials with integral coefficients, fi being of degree n and gi being of degree m. If there are no integers s> 1, a k, 3' such that ak = sla , ij = s, where X, g are positive integers such that Xn =,m, then Xk= ak, yij=gi3 is defined to be a primitive solution of (1). If Xk=aQk, yij=fi3 is a primitive solution of (1),
openaire   +1 more source

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