Results 121 to 130 of about 516,450 (251)

Governance Arrangements That Fit Social‐Ecological Context Are Associated With Fishery Sustainability

open access: yesFish and Fisheries, Volume 27, Issue 2, Page 381-399, March 2026.
ABSTRACT In many parts of the world, natural resources are primarily managed by governance arrangements at the local level. Those arrangements range from collective, such as cooperatives and associations, to individualistic, such as patrons and owner‐operators.
Mateja Nenadović   +25 more
wiley   +1 more source

A Mixture Transition Distribution Modeling for Higher‐Order Circular Markov Processes

open access: yesJournal of Time Series Analysis, Volume 47, Issue 2, Page 304-320, March 2026.
ABSTRACT This study considers the stationary higher‐order Markov process for circular data by employing the mixture transition distribution modeling. The underlying circular transition distribution is based on Wehrly and Johnson's bivariate joint circular models.
Hiroaki Ogata, Takayuki Shiohama
wiley   +1 more source

The inhomogeneous Cauchy-Riemann equation for weighted smooth vector-valued functions on strips with holes

open access: yes, 2019
This paper is dedicated to the question of surjectivity of the Cauchy-Riemann operator on spaces $\mathcal{EV}(\Omega,E)$ of $\mathcal{C}^{\infty}$-smooth vector-valued functions whose growth on strips along the real axis with holes $K$ is induced by a ...
Kruse, Karsten
core  

Singular integral equations with a Cauchy kernel

open access: yesJournal of Computational and Applied Mathematics, 1986
The author proposes a method to obtain closed form expressions for continuously differentiable even solution function \(\phi\) (\(\omega)\) for the linear singular integral equation \[ \phi (\omega)-\frac{\lambda (\omega)}{\pi}\int^{\infty}_{-\infty}\frac{\phi (y)}{\omega - y}dy=f(o) \] where \(\lambda\) (\(\omega)\), f(\(\omega)\) are given ...
openaire   +2 more sources

Semiparametric regression for circular response with application in ecology

open access: yesScandinavian Journal of Statistics, Volume 53, Issue 1, Page 54-101, March 2026.
ABSTRACT A regression model for a circular response variable depending on a linear or a circular predictor is presented in this paper. The conditional density belongs to a parametric flexible family that allows for asymmetry and varying peakedness around the modal direction.
Jose Ameijeiras‐Alonso, Irène Gijbels
wiley   +1 more source

Quasi‐Fuchsian flows and the coupled vortex equations

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 3, March 2026.
Abstract We provide an alternative construction of the quasi‐Fuchsian flows introduced by Ghys. Our approach is based on the coupled vortex equations that allows to see these flows as thermostats on the unit tangent bundle of the Blaschke metric, uniquely determined by a conformal class and a holomorphic quadratic differential.
Mihajlo Cekić, Gabriel P. Paternain
wiley   +1 more source

On moments of the derivative of CUE characteristic polynomials and the Riemann zeta function

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 3, March 2026.
Abstract We study the derivative of the characteristic polynomial of N×N$N \times N$ Haar‐distributed unitary matrices. We obtain new explicit formulae for complex‐valued moments when the spectral variable is inside the unit disc, in the limit N→∞$N \rightarrow \infty$.
Nicholas Simm, Fei Wei
wiley   +1 more source

Boundary Value Problems for the Perturbed Dirac Equation

open access: yesAxioms
The perturbed Dirac operators yield a factorization for the well-known Helmholtz equation. In this paper, using the fundamental solution for the perturbed Dirac operator, we define Cauchy-type integral operators (singular integral operators with a Cauchy
Hongfen Yuan, Guohong Shi, Xiushen Hu
doaj   +1 more source

The fractional Lipschitz caloric capacity of Cantor sets

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 3, March 2026.
Abstract We characterize the s$s$‐parabolic Lipschitz caloric capacity of corner‐like s$s$‐parabolic Cantor sets in Rn+1$\mathbb {R}^{n+1}$ for 1/2
Joan Hernández
wiley   +1 more source

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