Results 41 to 50 of about 23,859 (259)

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

Bounds and algorithms for the K-Bessel function of imaginary order [PDF]

open access: yes, 2013
Using the paths of steepest descent, we prove precise bounds with numerical implied constants for the modified Bessel function of imaginary order and its first two derivatives with respect to the order.
Booker, Andrew R   +5 more
core   +1 more source

ParamNet: A Physics‐Guided Deep Learning Framework for Intelligent Self‐Inversion of Vacuum Optical Levitation Systems

open access: yesAdvanced Intelligent Systems, EarlyView.
A physics‐guided deep learning framework, ParamNet, is introduced for the intelligent self‐inversion of vacuum optical tweezers. By fuzing dual‐branch time–frequency features with physical dynamical constraints, it achieves high‐accuracy calibration of trap parameters from short‐window, low‐frequency trajectories, outperforming traditional methods ...
Qi Zheng   +4 more
wiley   +1 more source

Design Optimization of Soft Fabric Pneumatic Actuators

open access: yesAdvanced Intelligent Systems, EarlyView.
This study presents a systematic optimization framework for elongating and bending fabric‐based soft pneumatic actuators. After a preliminary design‐space reduction, the framework minimizes energy consumption under mechanical performance constraints by integrating validated finite element modeling with statistical surrogate models. Optimal designs were
Grigorios M. Chatziathanasiou   +2 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  

How cold is too cold? A theoretical analysis of the optimal trigger for index insurance for frost damage to crops

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Crop insurance is undoubtedly an extremely valuable element in protecting agricultural businesses, but in many cases standard indemnity‐based products have had very low uptake due to high transaction costs elevating premiums to unaffordable levels.
Amogh Prakasha Kumar   +2 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  

A note on the exact formulas for certain $2$-color partitions

open access: yesComptes Rendus. Mathématique
Let $p\le 23$ be a prime and $a_p(n)$ count the number of partitions of $n$ where parts that are multiple of $p$ come up with $2$ colors. Using a result of Sussman, we derive the exact formula for $a_p(n)$ and obtain an asymptotic formula for $\log a_p(n)
Guadalupe, Russelle
doaj   +1 more source

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

"An Asymptotic Expansion Scheme for the Optimal Investment Problems" [PDF]

open access: yes
We shall propose a new computational scheme for the evaluation of the optimal portfolio for investment.Our method is based on an extension of the asymptotic expansion approach which has been recently developed for pricing problems of the contingent ...
Nakahiro Yoshida, Akihiko Takahashi
core  

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