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Wyszukujesz frazę "logarithmic function" wg kryterium: Wszystkie pola


Wyświetlanie 1-5 z 5
Tytuł:
A logarithmic barrier function method for solving nonlinear multiobjective programming problems
Autorzy:
Tlas, M.
Abdul Ghani, B.
Powiązania:
https://bibliotekanauki.pl/articles/970097.pdf
Data publikacji:
2005
Wydawca:
Polska Akademia Nauk. Instytut Badań Systemowych PAN
Tematy:
metoda wewnętrzna
metoda Newtona
multiobjective programming
interior methods
Newton method
barrier functions
Opis:
An interior point method for solving nonlinear multiobjective programming problems, over a convex set contained in the real space R^n, has been developed in this paper. In this method a new strictly concave logarithmic barrier function has been suggested in order to transform the orginal problem into a sequence of unconstrained subproblems. These subproblems can be solved using Newton method for determining Newton's directions along which line searches are performed. It also has been proved that the number of iterations required by the suggested algorithm to converge to an [epsilon]-optimal solution is 0(m|ln[epsilon]|), depending on predetermined error tolerance [epsilon] and the number of constraints m.
Źródło:
Control and Cybernetics; 2005, 34, 2; 487-504
0324-8569
Pojawia się w:
Control and Cybernetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Logarithmic similarity measures on Pythagorean fuzzy sets in admission process
Autorzy:
Arora, Hari Darshan
Naithani, Anjali
Powiązania:
https://bibliotekanauki.pl/articles/2100449.pdf
Data publikacji:
2021
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
intuitionistic fuzzy sets
Pythagorean fuzzy sets
similarity measures
weighted similarity measures
logarithmic function
decision-making
Opis:
The intuitionistic fuzzy sets (IFSs) have a more significant contribution to describing and dealing with uncertainty. The intuitionistic fuzzy measure is a significant consideration in the field of IFSs theory. However, Pythagorean fuzzy sets (PFSs) are an extension of the IFSs. PFSs are more capable of modelling uncertainties than IFSs in real-world decision-making scenarios. The majority of PFSs research has concentrated on establishing decision-making frameworks. A similarity measure is a key concept which measures the closeness of PFSs. IFSs-based similarity measures have been proposed in the literature. This type of similarity measure, however, has a drawback since it cannot satisfy the axiomatic definition of similarity by offering counter-intuitive examples. For this study, a similarity-based on logarithmic function for Pythagorean fuzzy sets (PFSs) is proposed as a solution to the problem. A decision-making approach is presented to ascertain the suitability of careers for aspirants. Additionally, numerical illustration is applied to determine the strength and validity of the proposed similarity measures. The application of the proposed similarity measures is also presented in this article. A comparison of the suggested measures with the existing ones is also demonstrated to ensure the reliability of the measures. The results show that the proposed similarity measures are efficient and reasonable from both numerical and realistic assessments.
Źródło:
Operations Research and Decisions; 2022, 32, 1; 5--24
2081-8858
2391-6060
Pojawia się w:
Operations Research and Decisions
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A remark on the Lion-Rolin Preparation Theorem for LA-functions
Autorzy:
Pawłucki, Wiesław
Piękosz, Artur
Powiązania:
https://bibliotekanauki.pl/articles/1294113.pdf
Data publikacji:
1999
Wydawca:
Polska Akademia Nauk. Instytut Matematyczny PAN
Tematy:
subanalytic function
logarithmic-subanalytic function
reducible
Opis:
A correct formulation of the Lion-Rolin Preparation Theorem for logarithmic-subanalytic functions (LA-functions) is given.
Źródło:
Annales Polonici Mathematici; 1999, 71, 2; 195-197
0066-2216
Pojawia się w:
Annales Polonici Mathematici
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wieners type regularity criteria on the complex plane
Autorzy:
Siciak, Józef
Powiązania:
https://bibliotekanauki.pl/articles/1294812.pdf
Data publikacji:
1997
Wydawca:
Polska Akademia Nauk. Instytut Matematyczny PAN
Tematy:
subharmonic functions
logarithmic potential theory
Green function
regular points
Hölder Continuity Property
Opis:
We present a number of Wiener's type necessary and sufficient conditions (in terms of divergence of integrals or series involving a condenser capacity) for a compact set E ⊂ ℂ to be regular with respect to the Dirichlet problem. The same capacity is used to give a simple proof of the following known theorem [2, 6]: If E is a compact subset of ℂ such that $d(t^{-1}E ∩ {|z-a| ≤ 1}) ≥ const > 0$ for 0 < t ≤ 1 and a ∈ E, where d(F) is the logarithmic capacity of F, then the Green function of ℂ \ E with pole at infinity is Hölder continuous.
Źródło:
Annales Polonici Mathematici; 1997, 66, 1; 203-221
0066-2216
Pojawia się w:
Annales Polonici Mathematici
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Some summations formulae in commutative Leibniz algebras with logarithms
Autorzy:
Przeworska-Rolewicz, D.
Powiązania:
https://bibliotekanauki.pl/articles/970261.pdf
Data publikacji:
2007
Wydawca:
Polska Akademia Nauk. Instytut Badań Systemowych PAN
Tematy:
algebra with unit
Leibniz condition
logarithmic mapping
antilogarithmic mapping
true shift
binomial formula
harmonic logarithm
umbral calculus
generic function
Opis:
A survey of summation formulae in commutative Leibniz algebras with logarithms is given. New results concerning generic functions and related summation formulae, which generalize well-known properties of the Bessel functions, are demonstrated.
Źródło:
Control and Cybernetics; 2007, 36, 3; 841-857
0324-8569
Pojawia się w:
Control and Cybernetics
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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