Results 61 to 70 of about 196,126 (161)

Which distance-decay function for migration and which one for commuting? A case study of Slovenia

open access: yesCroatian Operational Research Review, 2014
The volume of social interactions like migration and commuting between two locations depends significantly on the distance between them. In the paper, we analysed the shape and parameters of several distance-decay functions for commuting and for ...
Samo Drobne, Mitja Lakner
doaj   +1 more source

Generalized Probability Functions

open access: yesAdvances in Mathematical Physics, 2009
From the integration of nonsymmetrical hyperboles, a one-parameter generalization of the logarithmic function is obtained. Inverting this function, one obtains the generalized exponential function.
Alexandre Souto Martinez   +2 more
doaj   +1 more source

Conditional Exponential Convex Functions on White Noise Spaces

open access: yesAxioms
This paper seeks to present the fundamental features of the category of conditional exponential convex functions (CECFs). Additionally, the study of continuous CECFs contributes to the characterization of convolution semigroups.
Ahmed. M. Zabel   +3 more
doaj   +1 more source

Analysis of approximation accuracy for structure functions by orthogonal functions of exponential type

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2007
The method and the result of analysis for the approximation accuracy for structure functions by orthogonal functions of exponential type are given.
S. A. Prokhorov, V. V. Grafkin
doaj   +1 more source

A unified framework of rapid exponential stability and optimal feedback control for nonlinear systems

open access: yesAdvances in Mechanical Engineering, 2019
A novel framework of rapid exponential stability and optimal feedback control is investigated and analyzed for a class of nonlinear systems through a variant of continuous Lyapunov functions and Hamilton–Jacobi–Bellman equation.
Yan Li, Yuanchun Li
doaj   +1 more source

Inverse logarithmic coefficient bounds for starlike functions subordinated to the exponential functions

open access: yesJournal of Inequalities and Applications
In recent years, many subclasses of univalent functions, directly or not directly related to the exponential functions, have been introduced and studied. In this paper, we consider the class of S e ∗ $\mathcal{S}^{\ast}_{e}$ for which z f ′ ( z ) / f ( z
Lei Shi   +4 more
doaj   +1 more source

New Subclasses of Bi-Univalent Functions Associated with Exponential Functions and Fibonacci Numbers

open access: yesمجلة بغداد للعلوم
Lewin discussed the class  of bi-univalent functions and obtained the bound for the second coefficient, Sakar and Wanas defined two new subclasses of bi-univalent functions and obtained upper bounds for the elementary coefficients |a2| and |a3| for ...
Majd Ayash   +3 more
doaj   +1 more source

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