Results 31 to 40 of about 1,324,125 (192)

An Application of Total-Colored Graphs to Describe Mutations in Non-Mendelian Genetics

open access: yesMathematics, 2019
Any gene mutation during the mitotic cell cycle of a eukaryotic cell can be algebraically represented by an isotopism of the evolution algebra describing the genetic pattern of the inheritance process.
Raúl M. Falcón   +2 more
doaj   +1 more source

The order topology for a von Neumann algebra [PDF]

open access: yes, 2014
The order topology $\tau_o(P)$ (resp. the sequential order topology $\tau_{os}(P)$) on a poset $P$ is the topology that has as its closed sets those that contain the order limits of all their order convergent nets (resp. sequences).
Chetcuti, Emmanuel   +2 more
core   +1 more source

Boundedness of Multidimensional Dunkl-Hausdorff Operators

open access: yesJournal of Function Spaces, 2020
In the present paper, we introduce the multidimensional Dunkl-Hausdorff operator ℋκ and we give simple sufficient conditions so that these operators be bounded on the weighted lebesgue spaces Lκpℝn and in the Hardy space Hκ1ℝn associated with the Dunkl ...
Radouan Daher, Faouaz Saadi
doaj   +1 more source

Topology Change and Causal Continuity [PDF]

open access: yes, 1997
The result that, for a scalar quantum field propagating on a ``trousers'' topology in 1+1 dimensions, the crotch singularity is a source for an infinite burst of energy has been used to argue against the occurrence of topology change in quantum gravity ...
A. Anderson   +21 more
core   +5 more sources

𝜅-topologies for right topological semigroups [PDF]

open access: yesProceedings of the American Mathematical Society, 1992
Given a cardinal κ \kappa and a right topological semigroup S S with topology τ \tau , we consider the new topology obtained by declaring any intersection of at most κ \kappa members of τ \tau to be open.
Baker, John, Hindman, Neil, Pym, John
openaire   +2 more sources

Algebraic Topology [PDF]

open access: yes, 2013
The chapter provides an introduction to the basic concepts of Algebraic Topology with an emphasis on motivation from applications in the physical sciences.
Robins, Vanessa
core   +1 more source

Topological relations

open access: yesRevista Integración, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Angulo-Perkins, Emilio   +1 more
openaire   +4 more sources

From Trees to Barcodes and Back Again: Theoretical and Statistical Perspectives

open access: yesAlgorithms, 2020
Methods of topological data analysis have been successfully applied in a wide range of fields to provide useful summaries of the structure of complex data sets in terms of topological descriptors, such as persistence diagrams.
Lida Kanari, Adélie Garin, Kathryn Hess
doaj   +1 more source

Three weak solutions for a Neumann elliptic equations involving the p→(x)\vec p\left( x \right)-Laplacian operator

open access: yesNonautonomous Dynamical Systems, 2020
The aim of this paper is to establish the existence of at least three weak solutions for the following elliptic Neumann problem {-Δp→(x)u+α(x)|u|p0(x)-2u=λf(x,u)inΩ,∑i=1N|∂u∂xi|pi(x)-2∂u∂xiγi=0on∂Ω,\left\{ {\matrix{ { - {\Delta _{\vec p\left( x \right)}}
Ahmed Ahmed   +1 more
doaj   +1 more source

Dilemmas and countermeasures of Fe-based biomaterials for next-generation bone implants

open access: yesJournal of Materials Research and Technology, 2022
Fe-based biodegradable materials as next-generation bone implants attract considerable attentions due to outstanding mechanical properties and favorable biocompatibility.
Sheng Li   +6 more
doaj   +1 more source

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