Results 21 to 30 of about 558,531 (279)

Hybrid tabu search algorithm for excellent Boolean function

open access: yesTongxin xuebao, 2022
Boolean function in symmetric cryptographic algorithm must satisfy excellent cryptographic criteria to ensure the security of the algorithm.By combining the advantages of tabu search algorithm and hill climbing algorithm, a new heuristic generation ...
Weiqiong WANG   +3 more
doaj   +2 more sources

Nonconvex Vector Optimization and Optimality Conditions for Proper Efficiency

open access: yesInternational Journal of Analysis and Applications, 2022
In this paper, we consider, a new nonlinear scalarization function in vector spaces which is a generalization of the oriented distance function. Using the algebraic type of closure, which is called vector closure, we introduce the algebraic boundary of a
E. Kiyani, S. M. Vaezpour, J. Tavakoli
doaj   +1 more source

Interpretability and Representability of Commutative Algebra, Algebraic Topology, and Topological Spectral Theory for Real-World Data. [PDF]

open access: yesAdv Intell Discov
This article investigates how persistent homology, persistent Laplacians, and persistent commutative algebra reveal complementary geometric, topological, and algebraic invariants or signatures of real‐world data. By analyzing shapes, synthetic complexes, fullerenes, and biomolecules, the article shows how these mathematical frameworks enhance ...
Ren Y, Wei GW.
europepmc   +2 more sources

Toral Algebraic Sets and Function Theory on Polydisks [PDF]

open access: yes, 2005
A toral algebraic set $A$ is an algebraic set in $\C^n$ whose intersection with $\T^n$ is sufficiently large to determine the holomorphic functions on $A$.
Agler, Jim   +2 more
core   +3 more sources

Algebraic functions in Łukasiewicz implication algebras

open access: yesInternational Journal of Algebra and Computation, 2016
In this article we study algebraic functions in [Formula: see text]-subreducts of MV-algebras, also known as Łukasiewicz implication algebras. A function is algebraic on an algebra [Formula: see text] if it is definable by a conjunction of equations on [Formula: see text].
Campercholi, Miguel Alejandro Carlos   +2 more
openaire   +2 more sources

Notes on algebraic functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
Consideration of the monodromy group of the hypergeometric equation z(1−z)w″+[γ−(1+α+β)z]w′−αβw=0, in the case of α=1/6, β=5/6, γ=7/6, shows that the global hypergeometric function solution F(1/6;5/6;7/6;z) is nonalgebraic although it has only algebraic ...
Guan Ke-Ying, Lei Jinzhi
doaj   +1 more source

Symbolic Maximum Likelihood Estimation with Mathematica [PDF]

open access: yes, 1999
Mathematica is a symbolic programming language that empowers the user to undertake complicated algebraic tasks. One such task is the derivation of maximum likelihood estimators, demonstrably an important topic in statistics at both the research and ...
Rose, Colin, Smith, Murray D.
core   +2 more sources

The Use of Language in Solving Inverse Algebraic Functions Problems

open access: yesFrontiers in Education, 2022
ObjectiveThe aim of the present work was to investigate the use of verbal language applied to the solution of inverse function problems in comparison to the algebraic method in students of humanities.MethodsWe consider only algebraic functions in our ...
Ignacio Méndez-Balbuena   +10 more
doaj   +1 more source

Isomorphisms of Function Algebras and Algebras of Analytic Functions [PDF]

open access: yesCanadian Mathematical Bulletin, 1978
AbstractLet R be a finite open Riemann surface with analytic boundary Γ. Set and define is analytic on R}. Conditions are given on a function algebra A on a compact Hausdorff space X which imply that A is isomorphic to a subalgebra of A(R) of finite codimension.
openaire   +2 more sources

Necessary and sufficient conditions for the existence of invariant algebraic curves

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
We present a set of conditions enabling a polynomial system of ordinary differential equations in the plane to have invariant algebraic curves. These conditions are necessary and sufficient. Our main tools include factorizations over the field of Puiseux
Maria Demina
doaj   +1 more source

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