Results 61 to 70 of about 2,865 (170)

Some Probability Distributions Connected with Generalized Gamma Distribution [PDF]

open access: yesThe Egyptian Statistical Journal, 2002
In this paper we obtain some distributions, which are derivable from a generalized gamma distribution (Agarwal and Kalla (1996)). The probability densities for theses distribution are obtained, and their main statistical properties are worked out. 
G. Ghazal
doaj   +1 more source

A Generic Formula and Some Special Cases for the Kullback–Leibler Divergence between Central Multivariate Cauchy Distributions

open access: yesEntropy, 2022
This paper introduces a closed-form expression for the Kullback–Leibler divergence (KLD) between two central multivariate Cauchy distributions (MCDs) which have been recently used in different signal and image processing applications where non-Gaussian ...
Nizar Bouhlel, David Rousseau
doaj   +1 more source

Moments of Gaussian hypergeometric functions over finite fields

open access: yesFunctiones et Approximatio Commentarii Mathematici, 2023
We prove explicit formulas for certain first and second moment sums of families of Gaussian hypergeometric functions $_{n+1}F_n$, $n\ge1$, over finite fields with $q$ elements where $q$ is an odd prime. This enables us to find an estimate for the value $_6F_5(1)$.
Pal, Ankan   +2 more
openaire   +4 more sources

Tuberculosis Susceptibility and Inbreeding Depression Hinder Ex Situ Conservation in a Critically Endangered Rainforest Bird

open access: yesEvolutionary Applications, Volume 19, Issue 6, June 2026.
ABSTRACT Captive breeding can be a key component of species conservation strategies, but also exposes these rare species to novel environments including the pathogen landscape. The critically endangered white‐winged wood duck (WWWD) Asarcornis scutulata has experienced substantial population declines, local extirpations and fragmentation of its former ...
Peri E. Bolton   +5 more
wiley   +1 more source

A Subclass of Analytic Functions Associated with Hypergeometric Functions [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2019
In the present paper, we have established sufficient conditions for Gaus-sian hypergeometric functions to be in certain subclass of analytic univalent functions in the unit disc $mathcal{U}$.
Santosh B. Joshi   +2 more
doaj   +1 more source

Telomere‐to‐Telomere Genomes Reveal that Multiscale Evolution Shapes the Largest Metabolic Arsenal of Diaporthe Fungi

open access: yesAdvanced Science, Volume 13, Issue 27, 13 May 2026.
This study presents the first telomere‐to‐telomere genomes and population resources for Diaporthe pathogens, uncovering the largest known fungal repertoire of secondary metabolite gene clusters. Structural variations and horizontal gene transfer drive cluster diversification, while specific rapidly evolving clusters control virulence, offering novel ...
Kainan Li   +9 more
wiley   +1 more source

Finite Representations of the Wright Function

open access: yesFractal and Fractional
The two-parameter Wright special function is an interesting mathematical object that arises in the theory of the space and time-fractional diffusion equations.
Dimiter Prodanov
doaj   +1 more source

From Power‐Law to Correlation‐Time Distributions: A Unified Framework for the Analysis of Nuclear Magnetic Relaxation Dispersion (NMRD) Profiles of Complex Biological Systems

open access: yesMagnetic Resonance in Chemistry, Volume 64, Issue 5, Page 494-505, May 2026.
1H NMRD profiles of biological systems often follow a power‐law dependence rather than a Lorentzian dispersion. This behavior can arise from a broad distribution of correlation times, weighted by 1/τ 1−α. Validated across diverse systems such as sedimented proteins and biological tissues, this framework provides a physical interpretation of power‐law ...
Giacomo Parigi, Adam Kubrak
wiley   +1 more source

New properties for the Ramanujan R-function

open access: yesOpen Mathematics, 2022
In the article, we establish some monotonicity and convexity (concavity) properties for certain combinations of polynomials and the Ramanujan R-function by use of the monotone form of L’Hôpital’s rule and present serval new asymptotically sharp bounds ...
Cai Chuan-Yu   +3 more
doaj   +1 more source

New Applications of Differential Subordination Theory Concerning Fractional Integrals of Gaussian Hypergeometric Functions

open access: yesFractal and Fractional
In the present research, necessary and sufficient conditions for the univalence of the fractional integral of the Gaussian hypergeometric function are obtained by employing specific approaches from differential subordination theory.
Georgia Irina Oros   +2 more
doaj   +1 more source

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