Results 21 to 30 of about 2,555,427 (286)

Polynomial decomposition algorithms

open access: yesJournal of Symbolic Computation, 1985
\textit{M. Fried} and \textit{R. MacRae} [Math. Ann. 180, 220--226 (1969; Zbl 0185.28803)] proved the following theorem: Let \(f,g,p,q\) be univariate polynomials over an arbitrary field \(k\). Then \(p(x)-q(z)\) divides \(f(x)-g(z)\) if and only if there exists a polynomial \(F(t)\) over \(k\) such that \(f(t)=F(p(t))\) and \(g(t)=F(q(t)).\) The ...
David R. Barton, Richard Zippel
openaire   +2 more sources

The Extension of the GVW Algorithm to Valuation Domains

open access: yesComplexity, 2021
The GVW algorithm is an effective algorithm to compute Gröbner bases for polynomial ideals over a field. Combined with properties of valuation domains and the idea of the GVW algorithm, we propose a new algorithm to compute Gröbner bases for polynomial ...
Dongmei Li, Licui Zheng
doaj   +1 more source

Division algorithms for Bernstein polynomials [PDF]

open access: yesComputer Aided Geometric Design, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Busé, Laurent, Goldman, Ron
openaire   +1 more source

Integer polynomial recovery from outputs and its application to cryptanalysis of a protocol for secure sorting

open access: yesJournal of Mathematical Cryptology, 2022
We investigate the problem of recovering integer inputs (up to an affine scaling) when given only the integer monotonic polynomial outputs. Given nn integer outputs of a degree-dd integer monotonic polynomial whose coefficients and inputs are integers ...
Vivek Srinivas   +2 more
doaj   +1 more source

Polynomial decomposition algorithms

open access: yesJournal of Symbolic Computation, 1989
A polynomial \(f\) over a commutative ring is said to be decomposable if it has a non-trivial functional decomposition \(f=g\circ h\). Previous algorithms to check decomposability were exponential-time in the worst case and only worked over fields of characteristic 0.
Dexter Kozen, Susan Landau 0001
openaire   +3 more sources

Algorithmic Computation of Polynomial Amoebas [PDF]

open access: yes, 2016
We present algorithms for computation and visualization of amoebas, their contours, compactified amoebas and sections of three-dimensional amoebas by two-dimensional planes. We also provide method and an algorithm for the computation of~polynomials whose amoebas exhibit the most complicated topology among all polynomials with a fixed Newton polytope ...
D. V. Bogdanov   +2 more
openaire   +5 more sources

Efficiency analysis of polynomial filtering algorithms in navigation data processing for a class of nonlinear discrete dynamical systems

open access: yesIET Control Theory & Applications, 2021
A polynomial filtering algorithm is designed for estimating a Markov sequence based on linear measurements. The feature of the estimation problem is that the Markov sequence is described by a nonlinear shaping filter, which is a second‐order polynomial ...
O. A. Stepanov   +4 more
doaj   +1 more source

The Problem of Finding the Maximal Multiple Flow in the Divisible Network and its Special Cases

open access: yesМоделирование и анализ информационных систем, 2015
In the article the problem of finding the maximal multiple flow in the network of any natural multiplicity k is studied. There are arcs of three types: ordinary arcs, multiple arcs and multi-arcs.
A. V. Smirnov
doaj   +1 more source

Limitations of the Macaulay matrix approach for using the HHL algorithm to solve multivariate polynomial systems [PDF]

open access: yesQuantum, 2023
Recently Chen and Gao \cite{ChenGao2017} proposed a new quantum algorithm for Boolean polynomial system solving, motivated by the cryptanalysis of some post-quantum cryptosystems.
Jintai Ding   +4 more
doaj   +1 more source

A polynomial algorithm for packing unit squares in a hypograph of a piecewise linear function

open access: yesOpen Engineering, 2017
We consider the problem of packing the maximal number of unit squares in a hypograph of a function. A polynomial time algorithm is described to solve this problem for a piecewise linear function.
Arslanov Marat   +2 more
doaj   +1 more source

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