Results 61 to 70 of about 1,429,293 (154)

An application of Frey's idea to exponential Diophantine equations

open access: yesProceedings of the Japan Academy, Series A, Mathematical Sciences, 1994
Let \(a\), \(b\), \(c\), \(l\), \(m\), \(n\) be relatively prime positive integers. In this paper it is shown that the equation \(la^ x+ mb^ y= nc^ z\), has a finite number of solutions in positive integers \(x\), \(y\), \(z\), all of which can be effectively determined. The effective procedure is based on: a) \textit{G.
openaire   +2 more sources

Integers representable as differences of linear recurrence sequences. [PDF]

open access: yesRes Number Theory, 2021
Tichy R, Vukusic I, Yang D, Ziegler V.
europepmc   +1 more source

S-Unit Equations in Modules and Linear-Exponential Diophantine Equations

open access: yesProceedings of the 58th Annual ACM Symposium on Theory of Computing
Let $T$ be a positive integer, and $\mathcal{M}$ be a finitely presented module over the Laurent polynomial ring $\mathbb{Z}_{/T}[X_1^{\pm}, \ldots, X_N^{\pm}]$. We consider S-unit equations over $\mathcal{M}$: these are equations of the form $x_1 m_1 + \cdots + x_K m_K = m_0$, where the variables $x_1, \ldots, x_K$ range over the set of monomials ...
Ruiwen Dong, Doron Shafrir
openaire   +3 more sources

Parameter Identification of Model for Piezoelectric Actuators. [PDF]

open access: yesMicromachines (Basel), 2023
Liu D, Dong J, Guo S, Tan L, Yu S.
europepmc   +1 more source

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