Results 1 to 10 of about 160,992 (97)

Common Fixed Point Results for Intuitionistic Fuzzy Hybrid Contractions with Related Applications

open access: yesJournal of Mathematics, 2023
Over time, hybrid fixed point results have been examined merely in the framework of classical mathematics. This one way research has clearly dropped-off a great amount of important results, considering the fact that a fuzzy set is a natural enhancement ...
Mohammed Shehu Shagari   +4 more
doaj   +1 more source

Persistence stability for geometric complexes [PDF]

open access: yes, 2013
In this paper we study the properties of the homology of different geometric filtered complexes (such as Vietoris-Rips, Cech and witness complexes) built on top of precompact spaces.
Chazal, Frederic   +2 more
core   +3 more sources

Some approximate fixed point results and application on graph theory for partial (h-F)-generalized convex contraction mappings with special class of functions on complete metric space

open access: yesThe Journal of Nonlinear Sciences and Applications, 2017
Summary: In this paper, we introduce a new concept called partial (h-F)-generalized (and (h-F)-subgeneralized) convex contractions of order 3 (and with rank 3) using some auxiliary functions. Also we present some approximate fixed point results in metric space and approximate fixed point results in metric space endowed with a graph.
Jaradat, M. M. M.   +4 more
openaire   +2 more sources

The map between conformal hypercomplex/hyper-Kaehler and quaternionic(-Kaehler) geometry [PDF]

open access: yes, 2006
We review the general properties of target spaces of hypermultiplets, which are quaternionic-like manifolds, and discuss the relations between these manifolds and their symmetry generators.
Antoine Van Proeyen   +6 more
core   +5 more sources

Quasisymmetric maps of boundaries of amenable hyperbolic groups [PDF]

open access: yes, 2014
In this paper we show that if $Y=N \times \mathbb{Q}_m$ is a metric space where $N$ is a Carnot group endowed with the Carnot-Caratheodory metric then any quasisymmetric map of $Y$ is actually bilipschitz. The key observation is that $Y$ is the parabolic
Dymarz, Tullia
core   +1 more source

A notion of rectifiability modeled on Carnot groups [PDF]

open access: yes, 2004
We introduce a notion of rectifiability modeled on Carnot groups. Precisely, we say that a subset E of a Carnot group M and N is a subgroup of M, we say E is N-rectifiable if it is the Lipschitz image of a positive measure subset of N.
Pauls, Scott D.
core   +4 more sources

Completeness in supergravity constructions

open access: yes, 2011
We prove that the supergravity r- and c-maps preserve completeness. As a consequence, any component H of a hypersurface {h=1} defined by a homogeneous cubic polynomial such that -d^2 h is a complete Riemannian metric on H defines a complete projective ...
A. Chou   +35 more
core   +1 more source

On p-Hardy–Rogers and p-Zamfirescu Contractions in Complete Metric Spaces: Existence and Uniqueness Results

open access: yesMathematics
In this paper, we introduce and investigate two generalized forms of classical contraction mappings, namely the p-Hardy–Rogers and p-Zamfirescu contractions.
Zouaoui Bekri   +3 more
doaj   +1 more source

Fiber Strong Shape Theory for Topological Spaces [PDF]

open access: yes, 2017
In the paper we construct and develop a fiber strong shape theory for arbitrary spaces over fixed metrizable space $\Bo$. Our approach is based on the method of Marde\v{s}i\'{c}-Lisica and instead of resolutions, introduced by Marde\v{s}i\'{c}, their ...
Baladze, Vladimer, Tsinaridze, Ruslan
core   +2 more sources

Special geometry of Euclidean supersymmetry II: hypermultiplets and the c-map

open access: yes, 2005
We construct two new versions of the c-map which allow us to obtain the target manifolds of hypermultiplets in Euclidean theories with rigid N =2 supersymmetry.
  +16 more
core   +3 more sources

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