Results 51 to 60 of about 11,311 (139)

Ascending subsequences of permutations and the shapes of tableaux

open access: yesJournal of Combinatorial Theory, Series A, 1992
A new identity is found that relates certain generating functions for: (i) standard Young tableaux of size \(n\) with \(\leq k\) columns and (ii) permutations of length \(n\) without increasing subsequences of length \(>k\).
openaire   +2 more sources

Combinatorics of the three-parameter PASEP partition function [PDF]

open access: yes, 2011
We consider a partially asymmetric exclusion process (PASEP) on a finite number of sites with open and directed boundary conditions. Its partition function was calculated by Blythe, Evans, Colaiori, and Essler.
Josuat-Vergès, Matthieu
core   +1 more source

Kripke on Gödel Incompleteness

open access: yesTheoria, EarlyView.
ABSTRACT This paper surveys six of Saul Kripke's highly creative ideas and results on Gödel incompleteness, from when he was an undergraduate to last publications. These include his extension of incompleteness from sentences to predicates, his model‐theoretic proof of incompleteness of arithmetic, his compelling analysis of incompleteness in terms of ...
Daniel Isaacson
wiley   +1 more source

Permuted composition tableaux, 0-Hecke algebra and labeled binary trees [PDF]

open access: yesJournal of Combinatorial Theory, Series A, 2019
32 pages, final ...
Vasu Tewari, Stephanie van Willigenburg
openaire   +3 more sources

Mapping Nanoscale Buckling in Atomically Thin Cr2Ge2Te6

open access: yesAdvanced Functional Materials, Volume 36, Issue 36, 4 May 2026.
Atomic‐resolution STEM is used to resolve nanoscale buckling in monolayer Cr2Ge2Te₆. A noise‐robust image analysis reconstructs three‐dimensional lattice distortions from single plan‐view images, revealing pronounced defect‐driven nm‐scale out‐of‐plane buckling.
Amy Carl   +20 more
wiley   +1 more source

The geometry and combinatorics of Springer fibers

open access: yes, 2016
This survey paper describes Springer fibers, which are used in one of the earliest examples of a geometric representation. We will compare and contrast them with Schubert varieties, another family of subvarieties of the flag variety that play an ...
Tymoczko, Julianna
core   +1 more source

Fossil Hegemony and Capitalist Realism in Tropic of Orange

open access: yesFuture Humanities, Volume 4, Issue 1, May 2026.
ABSTRACT This article examines Karen Tei Yamashita's Tropic of Orange (1997) through the lens of Mark Fisher's influential concept ‘capitalist realism’. Scholars of petrofiction have pointed to a political ambivalence in the representation of fossil fuels, where a better understanding of fossil capital can overwhelm as much as galvanize.
Claire Ravenscroft
wiley   +1 more source

Tessellation Groups, Harmonic Analysis on Non‐Compact Symmetric Spaces and the Heat Kernel in View of Cartan Convolutional Neural networks

open access: yesFortschritte der Physik, Volume 74, Issue 4, April 2026.
ABSTRACT In this paper, we continue the development of the Cartan neural networks programme, launched with three previous publications, by focusing on some mathematical foundational aspects that we deem necessary for our next steps forward. The mathematical and conceptual results are diverse and span various mathematical fields, but the inspiring ...
Pietro Fré   +4 more
wiley   +1 more source

Generalized permutation patterns - a short survey [PDF]

open access: yes, 2010
An occurrence of a classical pattern p in a permutation π is a subsequence of π whose letters are in the same relative order (of size) as those in p.
Steingrimsson, Einar
core  

Dynamic Water Budget Modeling to Fill Knowledge Gaps and Improve Water Management in Arid and Semi‐Arid Regions

open access: yesHydrological Processes, Volume 40, Issue 3, March 2026.
The Dynamic Statewide Water Budget (DSWB) is a model that provides easily accessible hydrological and water use data for water management under drought and climate change conditions in New Mexico. The DSWB model offers dynamic water balance assessments across counties, water planning regions, river basins, and statewide.
Ahmed F. Mashaly   +3 more
wiley   +1 more source

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