Results 31 to 40 of about 11,489,693 (332)

Common fixed point results for a generalized ( ψ, φ )-rational contraction

open access: yesApplied General Topology, 2023
In this paper, we obtain two common fixed point results for mappings satisfying the generalized (ψ,φ)-contractive type conditions given by a rational expression on a complete metric space.
M. C. Arya, N. Chandra, Mahesh C. Joshi
doaj   +1 more source

A fixed point theorem involving rational expressions without using Picard iteration

open access: yesTopological Algebra and its Applications, 2021
In this paper, we consider a certain fixed point theorem that contains some rational expressions. The main aim of this paper is to prove a fixed point theorem without using the Picard iteration.
Fulga Andreea
doaj   +1 more source

Common Fixed Point Results for Mappings with Rational Expressions

open access: yesAbstract and Applied Analysis, 2013
We obtain some common fi…xed point results for single as well as set valued mappings involving certain rational expressions in complete partial metric spaces. In the process, we generalize various results of the literature. Two examples are also included
M. A. Kutbi   +3 more
doaj   +1 more source

Fixed-Point Theorems for Rational Interpolative-Type Operators with Applications

open access: yesJournal of Function Spaces, 2020
In the current manuscript, two fixed-point theorems for Dass-Gupta and Gupta-Saxena rational interpolative-type operators are studied in the setting of metric spaces.
Muhammad Sarwar   +2 more
doaj   +1 more source

Smoothings and rational double point adjacencies for cusp singularities [PDF]

open access: yesJournal of differential geometry, 2016
A cusp singularity is a surface singularity whose minimal resolution is a cycle of smooth rational curves meeting transversely. Cusp singularities come in naturally dual pairs.
P. Engel, R. Friedman
semanticscholar   +1 more source

Fixed Point Results Satisfying Rational Type Contraction in G-Metric Spaces

open access: yesJournal of Function Spaces, 2016
A unique fixed point theorem for three self-maps under rational type contractive condition is established. In addition, a unique fixed point result for six continuous self-mappings through rational type expression is also discussed.
Branislav Z. Popović   +2 more
doaj   +1 more source

POINTS ON HYPERBOLAS AT RATIONAL DISTANCE [PDF]

open access: yesInternational Journal of Number Theory, 2012
Richard Guy asked for the largest set of points which can be placed in the plane so that their pairwise distances are rational numbers. In this article, we consider such a set of rational points restricted to a given hyperbola. To be precise, for rational numbers a, b, c, and d such that the quantity D = (ad - bc)/(2a2) is defined and non-zero, we ...
Goins, Edray Herber, Mugo, Kevin
openaire   +2 more sources

The Topology of Rational Points

open access: yesExperimental Mathematics, 1992
The aim of this article is to provoke a discussion concerning the general nature of the topological closure of the set of rational solutions of systems of polynomial equations with rational coefficients.
openaire   +3 more sources

K3 surfaces, rational curves, and rational points

open access: yesJournal of Number Theory, 2010
10 pages, no figures. An explicit construction of an algebraic point lying on no smooth rational curves has been added to the end, and there have been minor revisions to the rest of the ...
Baragar, Arthur, McKinnon, David
openaire   +3 more sources

The distribution of rational points on conics

open access: yesActa Arithmetica, 2023
We examine the counting function for rational points on conics, and show how the point where the asymptotic behaviour begins depends on the size of the smallest zero.
openaire   +2 more sources

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