搜索结果: 106-120 共查到“理学 A-POLYNOMIAL”相关记录169条 . 查询时间(0.035 秒)
Polynomial algebras and exact solutions of general quantum non-linear optical models I: Two-mode boson systems
Polynomial algebras exact solutions quantum non-linear optical
2010/4/2
We introduce higher order polynomial deformations of $A_1$ Lie algebra. We construct their unitary representations and the corresponding single-variable differential operator realizations. We then use...
Ratio Vectors of Polynomial-Like Functions
Polynomial Real roots Ratio vector Critical points
2010/1/22
Let be a hyperbolic polynomial-like function of the form where are given positive real numbers and . Let be the critical points of lying in . Define the ratios We prove that . These boun...
Exact solutions for some reaction diffusion systems with nonlinear reaction polynomial terms
Factorization method nonlinear polynomial exact solutions
2010/9/10
We introduce a method to find exact traveling wave solutions for reaction diffusion systems of equations with nonlinear reaction polynomial terms. We will apply the method on an important kinds of rea...
Explicit non-algebraic limit cycle for polynomial systems of degree seven
Planar polynomial differential system Algebraic solution
2010/9/13
Explicit non-algebraic limit cycle for polynomial systems of degree seven.
Local polynomial method for ensemble forecast of time series
Local polynomial method ensemble forecast time series
2009/11/9
We present a nonparametric approach based on local polynomial regression for ensemble forecast of time series. The state space is first reconstructed by embedding the univariate time series of the res...
Ritt-Wu's Characteristic Set Method For Ordinary Di®erence Polynomial Systems With Arbitrary Ordering
dierence polynomial ascending chain characteristic set Ritt-Wu's zero decomposition theorem
2013/9/9
In this paper, a new Ritt-Wu's characteristic set method for ordinary di®erence systems is proposed, which is valid for any admissible ordering. New deˉnition for irreducible chains and new zero ...
A Characteristic Set Method For Ordinary Di®erence Polynomial Systems
di® erence polynomial ascending chain characteristic set coherence irreducibility zero decomposition theorem automated theorem proving
2013/9/9
We prove several basic properties for di®erence ascending chains including a necessary and su±cient condition for an ascending chain to be the characteristic set of its saturation ideal and a nec...
Approximation, Numerical Differentiation and Integration Based on Taylor Polynomial
Degree of approximation Taylor polynomial $P_n$-simple functionals least concave majorant of $omega(f,cdot)$
2010/1/22
We represent new estimates of errors of quadrature formula, formula of numerical differentiation and approximation using Taylor polynomial. To measure the errors we apply representation of the remaind...
Application of the Non-Polynomial Spline Approach to the Solution of the Burgers Equation’
Non-polynomial spline nonlinear burgers' equation von neumann stability accuracy
2008/11/10
In this paper, we propose a non-polynomial spline based method to develop a numerical method for approximation to the Burgers' equation. Applying the Von-Neumann stability analysis, we show that the p...
Properties of Ascending Chains for Partial Difference Polynomial Systems
Ascending chain characteristic set coherent chain regular chain irreducible chain partial difference polynomial
2013/9/9
A characteristic set theory for partial difference polynomial systems is proposed. We introduce the concept of coherent and regular ascending chains and prove that a partial difference ascending chain...
$L_p$ Inequalities for the Polar Derivative of a Polynomial
$L_p$ inequalities Polar derivatives Polynomials
2010/1/25
Let denote the polar derivative of a polynomial of degree with respect to real or complex number . If does not vanish in ![]()
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A Polynomial Inequality Generalising an Integer Inequality
Polynomial inequality Sums of Products of Digits Bernoulli inequality
2008/7/3
A Polynomial Inequality Generalising an Integer Inequality.
Convolution Operators with Homogeneous Singular Measures on $R^{3}$ of Polynomial Type. The Remainder Case
Convolution operators Singular measures
2008/7/2
Convolution Operators with Homogeneous Singular Measures on $R^{3}$ of Polynomial Type. The Remainder Case.
Inequalities of Bonferroni-Galambos Type with Applications to the Tutte Polynomial and the Chromatic Polynomial
Bonferroni inequalities Inclusion-exclusion Tutte polynomial Chromatic polynomial Graph Matroid
2008/7/1
Inequalities of Bonferroni-Galambos Type with Applications to the Tutte Polynomial and the Chromatic Polynomial.
We give explicit bounds for the absolute values of the coefficients of the divisors of a complex polynomial. They are expressed in function of the coefficients and of upper and lower bounds for the ro...