将空间线性间断有限元方法应用于动态粒子输运方程的求解。
A linear discontinuous spatial finite element scheme for time-dependent particle transport equation is studied.
本文采用局部间断有限元方法，给出其数值通量形式并证明了其数值解的存在唯一性。
In this paper, we introduce the numerical flux of the LDG method (local discontinuous Galerkin method) and prove the existence and uniqueness of the LDG numerical solution.
采用间断有限元方法对环形激波在圆柱形激波管内绕射、反射和聚焦流场进行了数值模拟。
The discontinuous finite element method and time shift and superposition method are used to calculate the transmittance and reflectance in one-dimensional scattering slab medium.
同时，时空有限元方法还具有高度的自适应性，更适合处理复杂的间断和奇异问题。
At the meantime, this kind of method is highly adaptive, and suitable for dealing with discontinuous and singular problems.
本文研究了求解二维输运问题的各向异性三角网间断有限元数值方法。
We deal with the triangular mesh-discontinuous finite element method for solving the time-dependent anisotropic neutron transport problem in two-dimensional cylindrical geometry.
利用间断时空有限元方法对方程进行离散，即允许近似函数在时间节点处是间断的。
The equation is discretized by discontinuous Galerkin finite element method, that is approximating functions being discontinuous at the nodes of partition in time.
但差分方法不能处理复杂区域问题，传统有限元方法在处理间断问题时又力不从心。
However, these methods are confronted with some difficulties in solving problems with variable domains or discontinuity.
但差分方法不能处理复杂区域问题，传统有限元方法在处理间断问题时又力不从心。
However, these methods are confronted with some difficulties in solving problems with variable domains or discontinuity.
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