Results 41 to 50 of about 1,716,432 (375)

Behavioral Modeling of Memristor-Based Rectifier Bridge

open access: yesApplied Sciences, 2021
In electrical engineering, radio engineering, robotics, computing, control systems, etc., a lot of nonlinear devices are synthesized on the basis of a nanoelement named memristor that possesses a number of useful properties, such as passivity ...
Elena Solovyeva   +2 more
doaj   +1 more source

Relations between M\"obius and coboundary polynomial [PDF]

open access: yes, 2012
It is known that, in general, the coboundary polynomial and the M\"obius polynomial of a matroid do not determine each other. Less is known about more specific cases.
A. Faldum   +15 more
core   +3 more sources

On Moments of Polynomials

open access: yesTheory of Probability & Its Applications, 1997
Let \(\xi\) be a random variable with non-degenerate distribution and let \(Q(x)\), \(x\in R\), be a polynomial of degree \(n\). Under rather general conditions on the distribution of \(\xi\) it is shown that \((E| Q(\xi) |^p)^{1/p} \leq c\exp \{\log E| Q(\xi) |\}\) where \(c\) is a constant, being dependent of \(p>0\) and \(n\) only, the optimal value
Sergey G. Bobkov   +2 more
openaire   +5 more sources

Polynomial-Chaos-based Kriging [PDF]

open access: yes, 2015
Computer simulation has become the standard tool in many engineering fields for designing and optimizing systems, as well as for assessing their reliability.
R. Schöbi, B. Sudret, J. Wiart
semanticscholar   +1 more source

Tutte's dichromate for signed graphs

open access: yes, 2020
We introduce the ``trivariate Tutte polynomial" of a signed graph as an invariant of signed graphs up to vertex switching that contains among its evaluations the number of proper colorings and the number of nowhere-zero flows.
Goodall, Andrew   +3 more
core   +1 more source

On the Tutte-Krushkal-Renardy polynomial for cell complexes [PDF]

open access: yes, 2013
Recently V. Krushkal and D. Renardy generalized the Tutte polynomial from graphs to cell complexes. We show that evaluating this polynomial at the origin gives the number of cellular spanning trees in the sense of A. Duval, C. Klivans, and J.
Abstract Recently V. Krushkal   +4 more
core   +1 more source

SMIRNOV AND BERNSTEIN-TYPE INEQUALITIES, TAKING INTO ACCOUNT HIGHER-ORDER COEFFICIENTS AND FREE TERMS OF POLYNOMIALS

open access: yesПроблемы анализа, 2023
The starting point in the theory of differential inequalities for polynomials is the book "Investigation of aqueous solutions by specific gravity" by D. I. Mendeleev. In this work, he dealt not only with chemical, but also mathematical problems.
E. G. Kompaneets, L. G. Zybina
doaj   +1 more source

Convergence Rate of Riemannian Hamiltonian Monte Carlo and Faster Polytope Volume Computation

open access: yes, 2017
We give the first rigorous proof of the convergence of Riemannian Hamiltonian Monte Carlo, a general (and practical) method for sampling Gibbs distributions.
Dyer M. E.   +3 more
core   +1 more source

Comparison and Analysis of Geometric Correction Models of Spaceborne SAR

open access: yesSensors, 2016
Following the development of synthetic aperture radar (SAR), SAR images have become increasingly common. Many researchers have conducted large studies on geolocation models, but little work has been conducted on the available models for the geometric ...
Weihao Jiang   +3 more
doaj   +1 more source

A polynomial time knot polynomial

open access: yesProceedings of the American Mathematical Society, 2018
We present the strongest known knot invariant that can be computed effectively (in polynomial time).
Roland van der Veen, Dror Bar-Natan
openaire   +3 more sources

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