搜索结果: 1-15 共查到“知识库 数学 A New Approach”相关记录15条 . 查询时间(0.062 秒)
A new approach to the results of Kovari, Sos, and Turan concerning rectangle-free subsets of the grid
Turan concerning rectangle-free subsets of the grid Combinatorics
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2012/6/21
For positive integers $m$ and $n$, define $f(m,n)$ to be the smallest integer such that any subset $A$ of the $m \times n$ integer grid with $|A| \geq f(m,n)$ contains a rectangle; that is, there are ...
Interlacement in 4-regular graphs: a new approach using nonsymmetric matrices
4-regular graph circuit partition Euler system interlacement
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2012/4/18
Let F be a 4-regular graph with an Euler system C. We introduce a simple way to modify the interlacement matrix of C so that every circuit partition P of F has an associated modified interlacement mat...
Ordinal Discriminant Analysis: A new approach to the construction of optimal linear scores for ordinal risk categories
construction optimal linear scores ordinal risk categories
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2011/3/4
Most classification methods provide either a prediction of group membership or an assessment of class membership probability. In the case of two-group classifica-tion the predicted probability can be ...
A new approach to some Sobolev injections in R^n parallelepiped
Sobolev injections parallelepiped
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2010/9/20
Using eigenvalues and eigenfunctions of −Δ with homogeneous Dirichlet boundary conditions on ∂Ω, where Ω is a parallelepiped of IRn , we prove some Sobolev injections.
A new approach to estimate the mix efficiency in data envelopment analysis
Data Envelopment Analysis Mix efficiency
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2010/9/26
Recently, in Data Envelopment Analysis (DEA) methodology, there are two type of efficiency measurement; radial and non-radial measure represented by the Charnes-Cooper-Rhodes (CCR) and the slack-based...
A new approach to incorporate uncertainty into Euler's method
Euler’s Method Fuzzy Initial Value Fuzzy Set
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2010/9/27
Fuzzy set provides a powerful technique to introduce uncertainty into numerical methods. However, the computations of fuzzy sets often face difficult problems. This is due to non-applicability of comm...
Ordinal Discriminant Analysis: A new approach to the construction of optimal linear scores for ordinal risk categories
Ordinal Discriminant Analysis optimal linear scores ordinal risk categories
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2011/1/4
Most classification methods provide either a prediction of group membership or an assessment of class membership probability. In the case of two-group classification the predicted probability can be d...
A new approach to immersion theory
immersion theory smooth immersions
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2010/3/3
A new approach to immersion theory。
New approach to mixture of the Adomian decomposition and homotopy perturbation method for approximate and analytical solution of integral equations and fractional differential equations
Homotopy perturbation method Adomian Decomposition method
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2010/9/17
Nonlinear phenomena play a crucial role in applied mathematics and physics. Analytic solutions to the nonlinear equations are of fundamental importance. Various methods for obtaining Analytic solution...
A new approach of fracture mechanics
finite element anisotropic mesh crack numerical methods
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2009/2/13
The present paper is a first step towards modelling cracks within the frame of
finite element anisotropic meshes. We will consider 2-dimensional models with
straight cracks. The non-classical FE mod...
A new approach of fracture mechanics
finite element anisotropic mesh crack numerical methods
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2009/1/9
The present paper is a first step towards modelling cracks within the frame of
finite element anisotropic meshes. We will consider 2-dimensional models with
straight cracks. The non-classical FE mod...
A new approach to the gas dynamics equation: An application of the variational iteration method
Variational iteration method Nonlinear gas dynamics equation
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2010/9/14
In this paper, He’s variational iteration method (VIM) has been used to obtain solution of nonlinear gas dynamics equation. This method is based on Lagrange multipliers for identification of optimal ...
A New Approach on Constant Angle Surfaces in E3
Constant angle surfaces Euclidean space
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2010/2/25
In this paper we study constant angle surfaces in Euclidean 3--space. Even that the result is a consequence of some classical results involving the Gauss map (of the surface), we give another approach...
Lorentz force effects on the orbit of a charged artificial satellite: A new approach
artificial satellite A new approach
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2010/9/15
A charged artificial satellite moving relative to a magnetic field accelerates
in a direction perpendicular to its velocity and the magnetic field due to the Lorentz
force. The geomagnetic field is ...
A new approach for efficiency measures by fuzzy linear programming and application in insurance organization
fuzzy linear programming problem Data envelopment analysis DEA
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2010/9/15
Data envelopment analysis is widely applied approach for measuring the relative efficiencies of a set of decision making units(DMUs) using various inputs to produce various output are limited to crisp...