Results 41 to 50 of about 800,939 (248)

A Novel Asymptotic Technique for Integrals Involving the Hankel Contour and the Bleistein Asymptotic Formula

open access: yesMathematics
Several important functions, including the gamma function, as well as several infinite sums, admit integral representations involving the Hankel contour. In addition, the large t asymptotic analysis of several recently derived identities satisfied by the
Athanassios S. Fokas, Jonatan Lenells
doaj   +1 more source

Asymptotic formula of the incomplete gamma funciton [PDF]

open access: yes, 2020
We give here and asymptotic formula of the incomplete gamma function by ordinary method of steepest descent or saddle point method.論文(Article)departmental bulletin ...
中嶋, 眞澄   +3 more
core   +1 more source

On the Asymptotic Expansions of the (p,k)-Analogues of the Gamma Function and Associated Functions

open access: yesAxioms
General asymptotic expansion of the (p,k)-gamma function is obtained and various approaches to this expansion are studied. The numerical precision of the derived asymptotic formulas is shown and compared.
Tomislav Burić
doaj   +1 more source

Nonlinear Dynamics and Invariants of Motion in ReRAM Cells

open access: yesAdvanced Electronic Materials, EarlyView.
A second‐order cell, hosting one capacitor and two back‐to‐back ReRAMs, admits Invariants of Motion: its states lie on one‐dimensional manifolds at all times. The cell shows quiescent monostability or bistability, depending on the manifold index. At equilibrium, the capacitor voltage vanishes.
Mauro Di Marco   +5 more
wiley   +1 more source

Machine learning driven many‐objective moving horizon scheduling optimization

open access: yesAIChE Journal, EarlyView.
Abstract Industrial electrification can decarbonize chemical manufacturing, but it exposes operations to volatile electricity prices and carbon intensities. This work develops a machine learning‐enhanced many‐objective moving horizon scheduling framework that predicts objective correlation groupings from 48‐hour price and emission‐intensity profiles ...
Hongxuan Wang, Andrew Allman
wiley   +1 more source

A Unifying Approach to Self‐Organizing Systems Interacting via Conservation Laws

open access: yesAdvanced Intelligent Discovery, EarlyView.
The article develops a unified way to model and analyze self‐organizing systems whose interactions are constrained by conservation laws. It represents physical/biological/engineered networks as graphs and builds projection operators (from incidence/cycle structure) that enforce those constraints and decompose network variables into constrained versus ...
F. Barrows   +7 more
wiley   +1 more source

Generalized Asymptotic Pointwise Contractions and Nonexpansive Mappings Involving Orbits

open access: yesFixed Point Theory and Applications, 2010
We give fixed point results for classes of mappings that generalize pointwise contractions, asymptotic contractions, asymptotic pointwise contractions, and nonexpansive and asymptotic nonexpansive mappings.
Nicolae Adriana
doaj  

Artificial Intelligence for Advanced Functional Materials: Progress and Emerging Frontiers

open access: yesAdvanced Intelligent Systems, EarlyView.
Artificial intelligence is transforming the discovery of functional materials by linking synthesis, characterization, simulation, and design in unified workflows. Advances in machine learning, autonomous experimentation, and foundation models are accelerating innovation across energy, electronics, and biomedicine, while revealing new frontiers for ...
Cristiano Malica   +38 more
wiley   +1 more source

Stability Analysis of Fractional Differential Systems with Order Lying in (1, 2)

open access: yesAdvances in Difference Equations, 2011
The stability of -dimensional linear fractional differential systems with commensurate order and the corresponding perturbed systems is investigated.
Zhang Fengrong, Li Changpin
doaj  

Canonical structure of BHT massive gravity in warped AdS3 sector

open access: yesPhysics Letters B, 2016
We investigate the asymptotic structure of the three dimensional Warped Anti-de Sitter (WAdS3) black holes in the Bergshoeff–Hohm–Townsend (BHT) massive gravity using the canonical Hamiltonian formalism.
Davood Mahdavian Yekta
doaj   +1 more source

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