نتایج جستجو برای: b metric like

تعداد نتایج: 1555831  

اسماعیل احمدی آذر, ,

  In this paper, the analytical solutions of Brans-Dicke (B-D) equations with cosmological constant are presented, in which the equation of state of the universe is P=mÙ° ρ , under the assumption φRn=c between the B-D field and the scale factor of the universe. The flat (K=0) Robertson- Walker metric has been considered for the metric of the universe. These solutions are rich in the sense that ...

Journal: :Fixed Point Theory and Applications 2012

Journal: :International Journal of Computers Communications & Control 2016

Journal: :Mathematics 2021

In this article, we generalize, improve, unify and enrich some results for Jaggi-W-contraction-type mappings in the framework of b-metric-like spaces. Our supplement numerous methods existing literature, created new approach to prove that a Picard sequence is Cauchy space. Among other things, Wardowski’s theorem, but now by using only property (W1). proofs article are much shorter than ones rec...

Journal: :Annals of West University of Timisoara - Physics 2012

Journal: :Symmetry 2022

In this article, we present an extension of the controlled rectangular b-metric spaces, so-called metric-like where keep symmetry condition and only change [D(s,r)=0?s=r]to[D(s,r)=0?s=r], which means may have a non-zero self distance; also, D(s,s) is not necessarily less than D(s,r). This new type metric space generalization spaces partial spaces.

2011
Jingyi Chen

We show (a) that any entire graphic self-shrinking solution to the Lagrangian mean curvature flow in C with the Euclidean metric is flat; (b) that any space-like entire graphic self-shrinking solution to the Lagrangian mean curvature flow in C with the pseudo-Euclidean metric is flat if the Hessian of the potential is bounded below quadratically; and (c) the Hermitian counterpart of (b) for the...

Journal: :Advances in Difference Equations 2021

Abstract This paper provides two wide classes of contractions, which are obtained by using notions $\alpha _{s^{p}} $ α s p -admissibility and the rich set C -class functions in setting a complete b -metric-like space under more g...

Journal: :Journal of Geometry 2021

Object of study in the present paper are slant and Legendre null curves 3-dimensional Sasaki-like almost contact B-metric manifolds. For examined we express general Frenet frame for which original parameter is distinguished, as well corresponding curvatures, terms structure on manifold. We prove that curvatures a framed curve constants if only specific function considered manifolds constant. fi...

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