Results 151 to 160 of about 8,108,530 (300)

On the comaximal graph of a ring

open access: yesAKCE International Journal of Graphs and Combinatorics
In this paper, we prove that the study of the comaximal graph of a finite commutative ring with identity is the same as the study of the zero-divisor graph of the specially constructed lattice.
Pravin Gadge   +2 more
doaj   +1 more source

Banach embedding properties of non-commutative L^p-spaces

open access: green, 2000
Uffe Haagerup   +2 more
openalex   +2 more sources

The Commutative Property in Comorbid Diagnosis

open access: yes, 2013
J. Keeley   +2 more
semanticscholar   +1 more source

Improving the Convergence of Markov Chains via Permutations and Projections

open access: yesRandom Structures &Algorithms, Volume 66, Issue 4, July 2025.
ABSTRACT This paper aims at improving the convergence to equilibrium of finite ergodic Markov chains via permutations and projections. First, we prove that a specific mixture of permuted Markov chains arises naturally as a projection under the KL divergence or the squared‐Frobenius norm.
Michael C. H. Choi   +2 more
wiley   +1 more source

Conditioning in Tropical Probability Theory. [PDF]

open access: yesEntropy (Basel), 2023
Matveev R, Portegies JW.
europepmc   +1 more source

A new commutativity property of exceptional orthogonal polynomials

open access: yesRevista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas
AbstractWe exhibit three examples showing that the “time-and-band limiting” commutative property found and exploited by D. Slepian, H. Landau and H. Pollak at Bell Labs in the 1960s, and independently by M. Mehta and later by C. Tracy and H. Widom in Random matrix theory, holds for exceptional orthogonal polynomials.
M. M. Castro, F. A. Grünbaum
openaire   +3 more sources

Spanning Multi‐Asset Payoffs With ReLUs

open access: yesMathematical Finance, Volume 35, Issue 3, Page 682-707, July 2025.
ABSTRACT We propose a distributional formulation of the spanning problem of a multi‐asset payoff by vanilla basket options. This problem is shown to have a unique solution if and only if the payoff function is even and absolutely homogeneous, and we establish a Fourier‐based formula to calculate the solution.
Sébastien Bossu   +2 more
wiley   +1 more source

Moduli of finite flat torsors over nodal curves

open access: yesJournal of the London Mathematical Society, Volume 112, Issue 1, July 2025.
Abstract We show that log flat torsors over a family X/S$X/S$ of nodal curves under a finite flat commutative group scheme G/S$G/S$ are classified by maps from the Cartier dual of G$G$ to the log Jacobian of X$X$. We deduce that fppf torsors on the smooth fiberss of X/S$X/S$ can be extended to global log flat torsors under some regularity hypotheses.
Sara Mehidi, Thibault Poiret
wiley   +1 more source

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