Results 101 to 110 of about 115,683,843 (161)

Universal properties of Delannoy categories

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 4, October 2026.
Abstract Recently, Harman and Snowden introduced a new symmetric tensor category Perm̲(G,μ)$\operatorname{\underline{Perm}}(G, \mu)$ associated with an oligomorphic group G$G$ with a measure μ$\mu$. When G$G$ is the group of order‐preserving self‐bijections of the real line there are four such measures, and the resulting tensor categories are called ...
Kevin Coulembier   +2 more
wiley   +1 more source

An Algebraic Index Theorem for Non-smooth Economies [PDF]

open access: yes
In this paper, we prove an existence theorem for equilibria in production economies with increasing returns, which generalizes the classic results on this topic.
Gaël Giraud
core  

Bounded diameter monochromatic component covers

open access: yesMathematika, Volume 72, Issue 4, October 2026.
Abstract Ryser conjectured that every r$r$‐edge‐coloured complete graph can be covered by r−1$r-1$ monochromatic trees. Motivated by a question of Austin in analysis, Milićević predicted something stronger — that every r$r$‐edge‐coloured complete graph can be covered by r−1$r-1$ monochromatic trees of bounded diameter.
Alexey Pokrovskiy
wiley   +1 more source

Shape theory and mathematical design of a general geometric kernel through regular stratified objects [PDF]

open access: yes, 2000
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This dissertation focuses on the mathematical design of a unified shape kernel for geometric computing, with possible applications to computer aided design (
Gomes, Abel Joao Padrao
core   +1 more source

Algebraic and combinatorial methods in operations research : proceedings of the Workshop on Algebraic Structures in Operations Research /

open access: yes, 1984
For the first time, this book unites different algebraic approaches for discrete optimization and operations research. The presentation of some fundamental directions of this new fast developing area shows the wide range of its applicability ...
Cuninghame-Green, Raymond A.   +3 more
core  

Chordless cycle filtrations for dimensionality detection in complex networks via topological data analysis. [PDF]

open access: yesNat Commun
Ferrà Marcús A   +4 more
europepmc   +1 more source

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