Rational points on a certain genus 2 curve by Nguyen, Xuan Tho

“…We give a correct proof to the fact that all rational points on the curve \[ y^2=(x^2+1)(x^2+3)(x^2+7) \] are $\pm \infty $ and $(\pm 1,\,\pm 8)$. …”
Get full text

A rationality condition for the existence of odd perfect numbers by Simon Davis

Get full text

Global Attractor of Solutions of a Rational System in the Plane by Miron B. Bekker, Martin J. Bohner, Hristo D. Voulov

“…We consider a two-dimensional autonomous system of rational difference equations with three positive parameters. …”
Get full text

Qualitative Behavior of Rational Difference Equation of Big Order by M. M. El-Dessoky

Get full text

Extended Model on Structural Stability and Robustness to Bounded Rationality by Yi Liao, Lujiang Miao, Lei Wang, Fei Xu, Chi Zhang

“…In this article, we focus on an extended model M¯ of bounded rationality. Based on a rationality function with lower semicontinuity, we analyze the relationship between structural stability and robustness of Ω¯. …”
Get full text

On the Dynamics of a Higher-Order Rational Difference Equation by A. M. Ahmed

“…The aim of this paper is to investigate the global asymptotic stability and the periodic character for the rational difference equation xn+1=αxn-1/(β+γΠi=lkxn-2ipi),  n=0,1,2,…, where the parameters α,β,γ,pl,pl+1,…,pk are nonnegative real numbers, and l,k are nonnegative integers such that l≤k.…”
Get full text

Solutions Form for Some Rational Systems of Difference Equations by H. El-Metwally

“…We deal with the form of the solutions for the following systems of rational difference equations , , with nonzero real numbers initial conditions. …”
Get full text

Localizing Violations of the Principle of Sufficient Reason—Leibniz on the Modal Status of the PSR by Sebastian Bender

Subjects: Get full text

Lucio Fontana and the Architecture by Antonella Chiazza

Subjects: Get full text

Rational redistribution of waste of resources. Manufacturing of equipment for cutting machine by Yu. E. Soloviev, I. A. Kovaleva

Get full text

Tori and surfaces violating a local-to-global principle for rationality by Kunyavskiĭ, Boris

Subjects: Get full text

Positivity and Monotonicity Preserving Biquartic Rational Interpolation Spline Surface by Xinru Liu, Yuanpeng Zhu, Shengjun Liu

“…A biquartic rational interpolation spline surface over rectangular domain is constructed in this paper, which includes the classical bicubic Coons surface as a special case. …”
Get full text

New Rational Homoclinic and Rogue Waves for Davey-Stewartson Equation by Changfu Liu, Chuanjian Wang, Zhengde Dai, Jun Liu

“…A new family of homoclinic breather wave solution, and rational homoclinic solution (homoclinic rogue wave) for DSI and DSII equations are obtained using the extended homoclinic test method and homoclinic breather limit method (HBLM), respectively. …”
Get full text

Explicit decomposition of a rational prime in a cubic field by Saban Alaca, Blair K. Spearman, Kenneth S. Williams

Get full text

On the choice of the method of dynamic rationing of energy resources in oil refineries by V. R. Vedruchenko, E. M. Rezanov, A. P. Starikov, A. V. Kushnarenko, P. A. Surovtsev, V. A. Kikhtenko

Subjects: “…rationing of energy resources…”
Get full text

Humans rationally balance detailed and temporally abstract world models by Ari E. Kahn, Nathaniel D. Daw

“…Further, by dynamically manipulating the task contingencies within-subject to favor or disfavor temporal abstraction, we observe evidence of resource-rational reliance on the SR, which decreases when future states are less predictable. …”
Get full text

Approximation by Rational Functions in Variable Exponent Morrey–Smirnov Classes by Ahmed Kinj

Get full text

Arbitration in Administrative Affairs: The Enlargement Scope of Ratione Materiae in Portugal by Marta Portocarrero

Get full text

Towards an ethics perspective on the rational structure tradition of organisational communication by Colin Chasi, Gideon de Wet

Subjects: Get full text

Rational Suicide, Euthanasia, and the Very Old: Two Case Reports by Anne Pamela Frances Wand, Carmelle Peisah, Brian Draper, Carolyn Jones, Henry Brodaty

Get full text