Results 1 to 10 of about 224 (74)

On automorphism groups of Toeplitz subshifts

open access: yesDiscrete Analysis, 2017
On automorphism groups of Toeplitz subshifts, Discrete Analysis 2017:11, 19 pp. A discrete dynamical system is a space $X$ with some kind of structure, together with a map $\sigma\colon X\to X$ that preserves the structure.
Sebastian Donoso   +3 more
doaj   +1 more source

A note on an application of discrete Morse theoretic techniques on the complex of disconnected graphs

open access: yesExamples and Counterexamples
Robin Forman’s highly influential 2002 paper A User’s Guide to Discrete Morse Theory presents an overview of the subject in a very readable manner. As a proof of concept, the author determines the topology (homotopy type) of the abstract simplicial ...
Anupam Mondal, Pritam Chandra Pramanik
doaj   +1 more source

Generalized Open Sets and Closure Operators via Point-to-Neighborhood Assignments

open access: yesMathematics
We equip a topological space (X,τ) with a function a:X→τ satisfying the single axiom x∈a(x). The resulting triple (X,τ,a), which we call an aura topological space, provides a point-to-open-set assignment that differs from all existing auxiliary ...
Ahu Açıkgöz
doaj   +1 more source

Algorithmic construction of SSA-compatible extreme rays of the subadditivity cone and the N = 6 solution

open access: yesJournal of High Energy Physics
We compute the set of all extreme rays of the 6-party subadditivity cone that are compatible with strong subadditivity. In total, we identify 208 new (genuine 6-party) orbits, 52 of which violate at least one known holographic entropy inequality. For the
Temple He   +2 more
doaj   +1 more source

Advancing mathematics by guiding human intuition with AI. [PDF]

open access: yesNature, 2021
Davies A   +13 more
europepmc   +1 more source

Pore topology analysis in porous molecular systems. [PDF]

open access: yesR Soc Open Sci, 2023
Anipa V   +4 more
europepmc   +1 more source

From linear to metric functional analysis. [PDF]

open access: yesProc Natl Acad Sci U S A, 2021
Karlsson A.
europepmc   +1 more source

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