Results 1 to 10 of about 41 (39)

Continued fractions related to a group of linear fractional transformations

open access: yesOpen Mathematics, 2023
There are strong relations between the theory of continued fractions and groups of linear fractional transformations. We consider the group G3,3{G}_{3,3} generated by the linear fractional transformations a=1−1∕za=1-1/z and b=z+2b=z+2.
Demir Bilal
doaj   +1 more source

$q$-DEFORMED RATIONALS AND $q$-CONTINUED FRACTIONS

open access: yesForum of Mathematics, Sigma, 2020
We introduce a notion of $q$-deformed rational numbers and $q$-deformed continued fractions. A $q$-deformed rational is encoded by a triangulation of a polygon and can be computed recursively. The recursive formula is analogous to the $q$-deformed Pascal
SOPHIE MORIER-GENOUD, VALENTIN OVSIENKO
doaj   +1 more source

Diophantine approximations and almost periodic functions

open access: yesDemonstratio Mathematica, 2017
In this paper we investigate the asymptotic behaviour of the classical continuous and unbounded almost periodic function in the Lebesgue measure.Using diophantine approximations we show that this function can be estimated by functions of polynomial type ...
Nawrocki Adam
doaj   +1 more source

Continued fractions and class number two

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 27, Issue 9, Page 565-571, 2001., 2001
We use the theory of continued fractions in conjunction with ideal theory (often called the infrastructure) in real quadratic fields to give new class number 2 criteria and link this to a canonical norm‐induced quadratic polynomial. By doing so, this provides a real quadratic field analogue of the well‐known result by Hendy (1974) for complex quadratic
Richard A. Mollin
wiley   +1 more source

Foias Numbers

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2018
The Foias constant, a true mathematical gem, is generalized to a host of similar numbers. As is the case with all significant mathematics it is the underlying method, due to Foias, that matters.
Anghel Nicolae
doaj   +1 more source

Equality cases of the Alexandrov–Fenchel inequality are not in the polynomial hierarchy

open access: yesForum of Mathematics, Pi
Describing the equality conditions of the Alexandrov–Fenchel inequality [Ale37] has been a major open problem for decades. We prove that in the case of convex polytopes, this description is not in the polynomial hierarchy unless the polynomial hierarchy ...
Swee Hong Chan, Igor Pak
doaj   +1 more source

A security analysis of two classes of RSA-like cryptosystems

open access: yesJournal of Mathematical Cryptology
Let N=pqN=pq be the product of two balanced prime numbers pp and qq. In Elkamchouchi et al. (Extended RSA cryptosystem and digital signature schemes in the domain of Gaussian integers. In: ICCS 2002. vol. 1. IEEE Computer Society; 2002. p.
Cotan Paul, Teşeleanu George
doaj   +1 more source

Racial and Socioeconomic Disparities in Cardiovascular Outcomes of Preeclampsia Hospitalizations in the United States 2004-2019. [PDF]

open access: yesJACC Adv, 2022
Zahid S   +10 more
europepmc   +1 more source

Real-world Cardiovascular Outcomes Associated With Degarelix vs Leuprolide for Prostate Cancer Treatment.

open access: yesJAMA Netw Open, 2021
Wallach JD   +14 more
europepmc   +1 more source

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