Results 41 to 50 of about 1,423 (86)

On the Finite Meijer G‐Transformation: Orthogonality, Operational Calculus, and Function Space Analysis

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2025, Issue 1, 2025.
In this paper, finite Meijer G‐transformation has been defined. A system of eigenfunctions is verified for the orthogonality condition. Operational calculus properties are shown. The classical concept of finite Meijer G‐transforms is studied in the present text.
Yashonanda Maurya   +2 more
wiley   +1 more source

On the equivalence of GPD representations

open access: yes, 2016
Phenomenological representations of generalized parton distributions (GPDs) implementing the non-trivial field theoretical requirements are employed in the present day strategies for extracting of hadron structure information encoded in GPDs from the ...
Müller, Dieter   +1 more
core   +2 more sources

Explicit calculation of multi-fold contour integrals of certain ratios of Euler gamma functions. Part 1 [PDF]

open access: yes, 2016
In this paper we proceed to study properties of Mellin-Barnes (MB) transforms of Usyukina-Davydychev (UD) functions. In our previous papers [Nuclear Physics B 870 (2013) 243], [Nuclear Physics B 876 (2013) 322] we showed that multi-fold Mellin-Barnes (MB)
Gonzalez, Ivan   +5 more
core   +2 more sources

Rarity mediates species‐specific responses of tropical reef fishes to protection

open access: yesEcology Letters, Volume 27, Issue 3, March 2024.
While controlling for the social‐environmental context, we computed 658 species‐specific models to extract the effect of high, medium and low protection of marine reef fish species. We found that nearly 40% of the species did not benefit from protection.
Loïc Sanchez   +9 more
wiley   +1 more source

Diverse pathways for climate resilience in marine fishery systems

open access: yesFish and Fisheries, Volume 25, Issue 1, Page 38-59, January 2024.
Abstract Both the ecological and social dimensions of fisheries are being affected by climate change. As a result, policymakers, managers, scientists and fishing communities are seeking guidance on how to holistically build resilience to climate change.
Jacob G. Eurich   +29 more
wiley   +1 more source

Complex conformal spin partial wave expansion of generalized parton distributions and distribution amplitudes

open access: yes, 2005
We introduce a new representation of generalized parton distributions and generalized distribution amplitudes that is based on the partial wave decomposition with respect to the complex collinear conformal spin. This decomposition leads us to a versatile
Müller, D., Schäfer, A.
core   +1 more source

The 1/2 BPS Wilson loop in ABJ(M) at two loops: The details [PDF]

open access: yes, 2013
We compute the expectation value of the 1/2 BPS circular Wilson loop operator in ABJ(M) theory at two loops in perturbation theory. Our result turns out to be in exact agreement with the weak coupling limit of the prediction coming from localization ...
Bianchi, Marco S.   +3 more
core   +2 more sources

The massive 3-loop operator matrix elements with two masses and the generalized variable flavor number scheme [PDF]

open access: yes, 2017
We report on our latest results in the calculation of the two--mass contributions to 3--loop operator matrix elements (OMEs). These OMEs are needed to compute the corresponding contributions to the deep-inealstic scattering structure functions and to ...
Ablinger, J.   +6 more
core   +2 more sources

Uniform Asymptotic Methods for Integrals [PDF]

open access: yes, 2013
We give an overview of basic methods that can be used for obtaining asymptotic expansions of integrals: Watson's lemma, Laplace's method, the saddle point method, and the method of stationary phase.
Bleistein   +44 more
core   +3 more sources

Analytical solution to DGLAP integro-differential equation in a simple toy-model with a fixed gauge coupling

open access: yes, 2016
We consider a simple model for QCD dynamics in which DGLAP integro-differential equation may be solved analytically. This is a gauge model which possesses dominant evolution of gauge boson (gluon) distribution and in which the gauge coupling does not run.
Alvarez, Gustavo   +4 more
core   +1 more source

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