[PDF] Top 20 Type D spaces and quasi diagonalizability
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Type D spaces and quasi diagonalizability
... The theory of symmetries in an empty algebraically special space is examined, revealing that those spaces with two commuting Killing vectors are characterized by four real constants, and[r] ... See full document
115
Dislocated quasi-b-metric spaces and fixed point theorems for cyclic contractions
... dislocated quasi-b-metric spaces which generalize quasi-b- metric spaces and b-metric-like spaces, and we introduce the notions of Geraghty type dqb-cyclic-Banach contraction and ... See full document
12
Some fixed point results in dislocated quasi metric (dq metric) spaces
... Furthermore, Zeyada et al. [] generalized the results of Hitzler and Seda [] and in- troduced the concept of complete dislocated quasi metric space. Aage and Salunke [, ] derived some fixed point theorems in ... See full document
11
Fixed Points and Common Fixed Points of Quasi Contractive Mappings on Partially Ordered Cone Metric Spaces
... metric spaces and have established fixed point theorems for a contractive type map in a normal cone metric ...certain quasi-contractive conditions on a partially ordered set with cone met- ric ... See full document
9
Periodic and fixed points of the Leader-type contractions in quasi-triangular spaces
... (X, d) showing how natural Leader contractions are and how results of Leader [] generalize the papers of Banach [], Caccioppoli [], Burton [], Rakotch [], Geraghty [, ], Matkowski [–], Walter [], ... See full document
28
Vectorial form of Ekeland-type variational principle
... complete quasi-metric spaces with ω-distance was introduced by Ansari ...(X, d) be a complete quasi-metric space, C be a proper, closed and convex cone in a locally convex Hausdorff topological ... See full document
11
Hausdorff quasi-distances, periodic and fixed points for Nadler type set-valued contractions in quasi-gauge spaces
... in quasi-gauge, topological, gauge, quasi-uniform and quasi-metric spaces; are new even in uniform and metric spaces; do not require completeness and Hausdorff properties of the ... See full document
27
Some results on asymptotically normable Frechet spaces
... of spaces appears in investigations about the structure of Frechet spaces and about the behaviour of their operators as a natural counterpart of the class of quasi-normable spaces introduced ... See full document
5
Extensions of Kannan's Fixed Point Results
... contractive type maps in metric ...a quasi-pseudometric structure and show that some proofs follow closely the classical proofs in the metric case, but generalize ... See full document
6
Convergence Theorems for Asymptotically Quasi-Nonexpansive Type Mappings in Convex Metric Spaces
... In 1973, Petryshyn and Williamson [13] obtained a necessary and sufficient con- dition for Picard iterative sequences and Mann iterative sequences to converge to a fixed point for quasi-nonexpansive mappings. In ... See full document
13
Embedding theorem on RD spaces
... the quasi-metric ball by B(x, r) := {y ∈ X : d(x, y) < r} for x ∈ X and r > ...the quasi-metric, in contrast to a metric, may not be Hölder regular and quasi-metric balls may not be ... See full document
17
On the Stability of a Generalized Quadratic and Quartic Type Functional Equation in Quasi Banach Spaces
... Given a p-norm, the formula dx, y : x − y p gives us a translation invariant metric on X. By the Aoki-Rolewicz theorem 19 see also 18, each quasi-norm is equivalent to some p-norm. Since it is much easier to work ... See full document
26
Extensions of Ćirić and Wardowski type fixed point theorems in D-generalized metric spaces
... metric spaces, b-metric spaces, dislocated metric spaces, and modular spaces due to the recent work of Jleli and ...´Ciri´c quasi-contraction-type mappings and also prove the ... See full document
14
Some refinement of the inequality in quasi-2-normed spaces and quasi-(2;p)-normed spaces
... 2-normed spaces was introduced by G ¨ ahler [1] in 1965, and has been de- veloped extensively in different subjects by others (see ...product spaces (see ...of quasi-2-normed ...in ... See full document
10
A fixed point approach to the non-Archimedean random stability of generalized mixed type AQCQ-functional equations
... In Ulam [1], the following question concerning the stability of homomorphisms is studied: Let G be a group and let H be a metric group with metric d(., .). Given ε > 0, there exists a δ > 0 such that if the ... See full document
24
Stability of Mixed Type Cubic and Quartic Functional Equations in Random Normed Spaces
... normed spaces, as in ...1. D is a subset of Δ consisting of all functions F ∈ Δ for which l − F∞ 1, where l − fx denotes the left limit of the function f at the point x, that is, l − fx lim t →x − ... See full document
9
Approximate Quartic and Quadratic Mappings in Quasi Banach Spaces
... the functional equation 1.7. In the sequel, we investigate the general solution of functional equation 1.7 when f is a function between vector spaces, and then we prove the generalized Hyers-Ulam stability of 1.7 ... See full document
19
Another note on Kempisty's generalized continuity
... Baire spaces and some generalizations of complete metric spaces, Czech.. Quasi-continuous functions on product spaces, Duke Math.[r] ... See full document
7
Symmetry Conditions on the Coincidence of Some Notions of Quasi Uniform Completeness
... one. D-completeness is founded on a concept of a Cauchy net which can be done satisfying some most natural basic ...in quasi-uniform space which has been pro- posed in bicompleteness and ... See full document
12
Approximate selection theorems with n connectedness
... In this paper, we establish a new approximate selection theorem for almost lower semi- continuous multimaps with D-set values except on a set of topological dimension less than or equal to zero in ... See full document
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