Results 51 to 60 of about 863,417 (323)

Brauer Configuration Algebras Induced by Integer Partitions and Their Applications in the Theory of Branched Coverings

open access: yesMathematics
Brauer configuration algebras are path algebras induced by appropriated multiset systems. Since their structures underlie combinatorial data, the general description of some of their algebraic invariants (e.g., their dimensions or the dimensions of their
Agustín Moreno Cañadas   +2 more
doaj   +1 more source

An Efficient Algorithm to Test Forcibly-connectedness of Graphical Degree Sequences

open access: yesTheory and Applications of Graphs, 2018
We present an algorithm to test whether a given graphical degree sequence is forcibly connected or not and prove its correctness. We also outline the extensions of the algorithm to test whether a given graphical degree sequence is forcibly $k$-connected ...
Kai Wang
doaj   +1 more source

Kronecker coefficients: the tensor square conjecture and unimodality [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2014
We consider two aspects of Kronecker coefficients in the directions of representation theory and combinatorics. We consider a conjecture of Jan Saxl stating that the tensor square of the $S_n$-irreducible representation indexed by the staircase partition
Igor Pak, Greta Panova, Ernesto Vallejo
doaj   +1 more source

Integer partitions, probabilities and quantum modular forms

open access: yes, 2017
What is the probability that the smallest part of a random integer partition of N is odd? What is the expected value of the smallest part of a random integer partition of N?
Hieu T. Ngo, Robert C. Rhoades
semanticscholar   +1 more source

On the poset of partitions of an integer

open access: yesJournal of Combinatorial Theory, Series A, 1986
The partially ordered sets \(P_ n\) of partitions of a positive integer n, ordered by refinement are studied. In particular, the author disproves the conjecture that the partially ordered sets are Cohen-Macaulay [for a definition see \textit{A. Björner, A. M. Garsia} and \textit{R. P.
openaire   +3 more sources

Partitions and sums and products of integers [PDF]

open access: yesTransactions of the American Mathematical Society, 1979
The principal result of the paper is that, if r > ω r\, > \,\omega and { A i } i > r {\{ {A_i}\} _{i > r}} is a partition of ...
openaire   +2 more sources

RESTRICTED INTEGER PARTITION FUNCTIONS [PDF]

open access: yes, 2014
See the abstract in the attached pdf.
openaire   +3 more sources

Hyperoxia Induced Alteration of Chromatin Structure in Human Bone Marrow Derived Primary Mesenchymal Stromal Cells

open access: yesAdvanced Biology, EarlyView.
Chromatin, which organizes DNA, changes its structure to adapt to stress like high oxygen levels (hyperoxia), which can damage cells. Researchers developed a technique to observe these changes and found variability in how different parts of chromatin remodel.
Lauren Monroe   +4 more
wiley   +1 more source

Goldbach partitions and norms of cusp forms

open access: yesJournal of Numerical Analysis and Approximation Theory, 2019
An integral formula for the Goldbach partitions requires uniform convergence of a complex exponential sum. The dependence of the coefficients of the series is found to be bounded by that of cusp forms.
Simon Brian Davis
doaj   +7 more sources

A Case‐Based Reasoning Approach to Model Manufacturing Constraints for Impact Extrusion

open access: yesAdvanced Engineering Materials, EarlyView.
A hybrid modeling approach is presented that combines constraint‐based process modeling and case‐based reasoning. The model formalizes manufacturing constraints and integrates simulation data to model complex manufacturing processes. The approach supports manufacturability analysis during product design through an adaptive modeling environment.
Kevin Herrmann   +5 more
wiley   +1 more source

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