Results 41 to 50 of about 804 (189)

Sharp bounds of the number of zeros of Abelian integrals with parameters

open access: yesElectronic Journal of Differential Equations, 2014
In this article, we study four Abelian integrals over compact level curves of four sixth-degree hyper-elliptic Hamiltonians with parameters. We prove that the sharp bound of the number of zeros for each Abelian integral is 2. The proofs rely mainly
Xianbo Sun, Junmin Yang
doaj  

On the distance eigenvalues of Cayley graphs

open access: yesپژوهش‌های ریاضی, 2022
In this paper, graphs are undirected and loop-free and groups are finite. By Cn, Kn and Km,n we mean the cycle graph with n vertices, the complete graph with n vertices and the complete bipartite graph with parts size m and n, respectively.
Majid Arezoomand
doaj  

Context‐free graphs and their transition groups

open access: yesTransactions of the London Mathematical Society, Volume 13, Issue 1, December 2026.
Abstract Starting from context‐free inverse graphs, we introduce a new class of groups and study their structural properties. We establish closure properties, show that their coword problems are context‐free, analyze torsion elements, and realize them as subgroups of the asynchronous rational group.
Daniele D'Angeli   +3 more
wiley   +1 more source

Corrigendum to Integral points on Abelian varieties [PDF]

open access: yesInventiones Mathematicae, 1986
The author changes the formulation of theorem 1 in this cited paper [ibid. 81, 341-346 (1985; Zbl 0576.14041).
openaire   +2 more sources

Abelian Hurwitz-Hodge integrals [PDF]

open access: yesMichigan Mathematical Journal, 2011
25 pages, revised version.
Johnson, P.   +2 more
openaire   +5 more sources

Maximal Abelian gauge and a generalized BRST transformation

open access: yesPhysics Letters B, 2016
We apply a generalized Becchi–Rouet–Stora–Tyutin (BRST) formulation to establish a connection between the gauge-fixed SU(2) Yang–Mills (YM) theories formulated in the Lorenz gauge and in the Maximal Abelian (MA) gauge.
Shinichi Deguchi   +2 more
doaj   +1 more source

Abelian number fields with frobenian conditions

open access: yesMathematika, Volume 72, Issue 4, October 2026.
Abstract We study the distribution of abelian number fields with frobenian conditions imposed on the conductor. In particular, we find an asymptotic for the number of abelian field extensions of a number field k$k$ whose conductor is the sum of two squares. We also discuss an application of the Brauer group of stacks to quadratic number fields.
Julie Tavernier
wiley   +1 more source

Signed Projective Cubes, a Homomorphism Point of View

open access: yesJournal of Graph Theory, Volume 113, Issue 1, Page 38-56, September 2026.
ABSTRACT The (signed) projective cubes, as a special class of graphs closely related to the hypercubes, are on the crossroad of geometry, algebra, discrete mathematics and linear algebra. Defined as Cayley graphs on binary groups, they represent basic linear dependencies.
Meirun Chen   +2 more
wiley   +1 more source

Abelian Theorems for the Real Weierstrass Transform over Compactly Supported Distributions

open access: yesMathematics
This paper explores Abelian theorems associated with the real Weierstrass transform over distributions of compact support. This study contributes to both mathematical analysis and distribution theory by offering new insights into the interaction between ...
Benito J. González   +2 more
doaj   +1 more source

Aggregation and the Structure of Value

open access: yesNoûs, Volume 60, Issue 3, Page 619-644, September 2026.
ABSTRACT Roughly, the view I call “Additivism” sums up value across time and people. Given some standard assumptions, I show that Additivism follows from two principles. The first says that how lives align in time cannot, in itself, matter. The second says, roughly, that a world cannot be better unless it is better within some period or another.
Weng Kin San
wiley   +1 more source

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