Results 21 to 30 of about 33,836 (264)

On the relative proof complexity of deep inference via atomic flows [PDF]

open access: yesLogical Methods in Computer Science, 2015
We consider the proof complexity of the minimal complete fragment, KS, of standard deep inference systems for propositional logic. To examine the size of proofs we employ atomic flows, diagrams that trace structural changes through a proof but ignore ...
Anupam Das
doaj   +1 more source

Polynomials Generating Maximal Real Subfields of Circular Fields [PDF]

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2016
We have constructed recurrence formulas for polynomials qn(x) ɕ Q[x], any root of which generates the maximal real subfield of circular field K2n. It has been shown that all real subfields of fixed field K2n can be described by using polynomial qn(x) and
I.G. Galyautdinov, E.E. Lavrentyeva
doaj  

The structure of solutions of the matrix linear unilateral polynomial equation with two variables

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2017
We investigate the structure of solutions of the matrix linear polynomial equation $A(\lambda)X(\lambda)+B(\lambda)Y(\lambda)=C(\lambda),$ in particular, possible degrees of the solutions.
N.S. Dzhaliuk, V.M. Petrychkovych
doaj   +1 more source

The group and the minimal polynomial of a graph

open access: yesJournal of Combinatorial Theory, Series B, 1980
AbstractThis paper presents some results linking the minimal polynomial of the adjacency matrix of a graph with its group structure. An upper bound on the order of the group is derived for graphs whose minimal and characteristic polynomials are identical.
CRISCUOLO, GIOVANNI   +3 more
openaire   +3 more sources

MINIMIZING POLYNOMIALS ON NONCOMPACT SETS

open access: yesActa Universitatis Apulensis, 2018
Summary: In this paper, the problem of minimizing a polymonial \(g_* = \inf\limits_{x \in S(F)}g(x)\) in the noncompact case is investigated. It is known that such problem is severely ill-posed. This paper studies the representation of a non-negative polynomial \(g\) on a noncompact semi-algebraic set \(S\) modulo its KKT (Karush-Kuhn-Tucker) ideal ...
Tri, P. V., Sy, T. V. Q.
openaire   +1 more source

SIMETRISASI BENTUK KANONIK JORDAN

open access: yesBarekeng, 2021
If the characteristic polynomial of a linear operator  is completely factored in scalar field of  then Jordan canonical form  of  can be converted to its rational canonical form  of , and vice versa.
Darlena Darlena, Ari Suparwanto
doaj   +1 more source

METHOD FOR CONSTRUCTING PRIMITIVE POLYNOMIALS FOR CRYPTOGRAPHIC SUBSYSTEMS OF DEPENDABLE AUTOMATED SYSTEMS

open access: yesМіжнародний науково-технічний журнал "Проблеми керування та інформатики", 2020
The paper proposes a method for constructing primitive polynomials that are used in the design of radio engineering systems, subsystems of cryptographic information protection in reliable automated information processing and control systems at critical ...
Г.М. Гулак
doaj   +1 more source

Partial stability of linear systems with respect to a given component of the phase vector

open access: yesЖурнал Средневолжского математического общества, 2021
A new geometric approach to the study of the partial stability of linear systems is proposed, which is based on the application of the geometric theory of linear operators.
Nikonov Vladimir I.
doaj   +1 more source

Minimal Polynomials in Finite Semifields [PDF]

open access: yesJournal of Siberian Federal University. Mathematics & Physics, 2018
Summary: We consider the classical notion of a minimal polynomial and apply it to investigations in finite semifields. A proper finite semifield has non-associative multiplication, that leads to a number of anomalous properties of one-side-ordered minimal polynomials.
openaire   +4 more sources

Elevating PGBMain algorithm performance through strategic minimal Dickson basis selection [PDF]

open access: yesComputational Algorithms and Numerical Dimensions
In this paper, we enhance the PGBMain algorithm, an efficient method for computing Gröbner bases of parametric polynomial ideals, or Gröbner systems. A key step in the PGBMain algorithm involves computing a minimal Dickson basis in each iteration, which ...
Mahdi Dehghani Darmian
doaj   +1 more source

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