Results 41 to 50 of about 467 (189)

Climate Change and (Mal)Adaptation in Tourism‐Intensive Alpine Regions

open access: yesThe Political Quarterly, EarlyView.
Abstract Tourism, especially in winter, accounts for a large share of economic income in Alpine regions. At the same time, these regions are more severely affected by climate change, leading to shorter winter seasons and reduced snow cover. This presents a pressing issue for areas reliant on income from winter tourism through activities such as skiing.
Valentina Ausserladscheider
wiley   +1 more source

Inquiry and Logical Form

open access: yesPhilosophical Perspectives, EarlyView.
ABSTRACT Joint inquiry requires agents to exchange public content about some target domain, which in turn requires them to track which content a linguistic form contributes to a conversation. But, often, the inquiry delivers a necessary truth. For example, if we are inquiring whether a particular bird, Tweety, is a woodpecker, and discover that it is ...
Una Stojnić, Matthew Stone
wiley   +1 more source

SPERNER THEOREMS FOR UNRELATED COPIES OF POSETS AND GENERATING DISTRIBUTIVE LATTICES

open access: yesUral Mathematical Journal
For a finite poset (partially ordered set) \(U\) and a natural number \(n\), let \(S(U,n)\) denote the largest number of pairwise unrelated copies of  \(U\) in the powerset lattice (AKA subset lattice) of an \(n\)-element set.
Gábor Czédli
doaj   +1 more source

Subpullbacks and coproducts of $S$-posets [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2015
In 2001, S. Bulman-Fleming et al. initiated the study of three flatness properties (weakly kernel flat, principally weakly kernel flat, translation kernel flat) of right acts $A_{S}$ over a monoid $S$ that can be described by means of when the functor ...
Xingliang Liang, Yanfeng Luo
doaj  

New Hopf Structures on Binary Trees [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2009
The multiplihedra $\mathcal{M}_{\bullet} = (\mathcal{M}_n)_{n \geq 1}$ form a family of polytopes originating in the study of higher categories and homotopy theory. While the multiplihedra may be unfamiliar to the algebraic combinatorics community, it is
Stefan Forcey   +2 more
doaj   +1 more source

On computing local monodromy and the numerical local irreducible decomposition

open access: yesTransactions of the London Mathematical Society, Volume 13, Issue 1, December 2026.
Abstract Similarly to the global case, the local structure of a holomorphic subvariety at a given point is described by its local irreducible decomposition. Geometrically, the key requirement for obtaining a local irreducible decomposition is to compute the local monodromy action of a generic linear projection at the given point, which is always well ...
Parker B. Edwards   +1 more
wiley   +1 more source

Weighted partitions [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2013
In this extended abstract we consider the poset of weighted partitions Π _n^w, introduced by Dotsenko and Khoroshkin in their study of a certain pair of dual operads.
Rafael González S. D'León   +1 more
doaj   +1 more source

On a criterion of the finiteness of the representation type for families of the categories of injective representations

open access: yesНауковий вісник Ужгородського університету. Серія: Математика і інформатика, 2022
The representations of posets (partially ordered sets), introduced by L. A. Nazarova and A. V. Roiter in 1972, play an important role in the modern representation theory and its applications. M. M.
В. М. Бондаренко   +1 more
doaj   +1 more source

Infinity‐operadic foundations for embedding calculus

open access: yesJournal of Topology, Volume 19, Issue 2, June 2026.
Abstract Motivated by applications to spaces of embeddings and automorphisms of manifolds, we consider a tower of ∞$\infty$‐categories of truncated right modules over a unital ∞$\infty$‐operad O$\mathcal {O}$. We study monoidality and naturality properties of this tower, identify its layers, describe the difference between the towers as O$\mathcal {O}$
Manuel Krannich, Alexander Kupers
wiley   +1 more source

Tiled orders over a discrete valuation ring and Frobenius full matrix algebras with structure systems [PDF]

open access: yes, 2008
Thesis (Ph. D. in Science)--University of Tsukuba, (A), no.
酒井 洋介
core  

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