搜索结果: 1-7 共查到“理学 Eikonal”相关记录7条 . 查询时间(0.056 秒)
日前，北京理工大学数学与统计学院温海瑞老师与合作者在国际顶级学术期刊《Math.Comp.》及《Arch. Ration. Mech. Anal.》上发表题为 “Error estimates for the AEDG method to one-dimensional linear convection-diffusion equations”及题为 “Global structure and ...
f-Eikonal helix submanifolds and f-Eikonal helix curves
Helix submanifold Eikonal function Helix line
2012/6/15
Let M{\subset}\mathbb{R}^{n} be a Riemannian helix submanifold with respect to the unit direction d{\in}\mathbb{R}^{n} and f:M{\to}\mathbb{R} be a eikonal function. We say that M is a f-eikonal helix ...
Eikonal equation of the Lorentz-violating Maxwell theory
Eikonal equation the Lorentz-violating Maxwell theory
2010/12/24
We derive the eikonal equation of light wavefront in the presence of Lorentz invariance violation (LIV) from the photon sector of the standard model extension (SME). The results obtained from the equ...
Non-isoparametric solutions of the eikonal equation
Non-isoparametric solutions eikonal equation
2010/12/3
In this paper, we prove that a quartic solution of the eikonal equation |∇xf|2 = 16x6 in Rn is either isoparametric or congruent to a polynomial f = (Pn i=1 x2 i )2 − 8(Pk i=1 x2 i )(Pn
i...
Eikonal近似在大角度一定不好吗?
Eikonal近似 大角度
2009/7/30
Eikonal近似被认为只适用于高能量和小角度.因此通常的看法是,Eikonal近似在大角度一定不好.本文证明,上述看法是一种习惯性的误解.
中间耦合条件下的Eikonal近似
Eikonal近似 中间耦合
2009/5/21
本文研究了中间耦合条件下的Eikonal近似.结果表明,Eikonal近似的适用性与位势的形状有关.
Solutions Near Singular Points to the Eikonal and Related First Order Non-linear Partial Differential Equations in Two Independent Variables
Singular Points Eikonal Partial Differential Equations
2010/11/1
A detailed study of solutions to the first order partial differential equation H(x,y,z_x,z_y)=0, with special emphasis on the eikonal equation z_x^2+z_y^2=h(x,y), is made near points where the equatio...