In accodance with kinetic energy theorem, this paper presents an angular mo- mentum theorem of velocity instantaneous centre axis. This theorem is a simple and convenient scalar equation.
从动能定理出发，推导出一个对速度瞬心轴的角动量定理，它是一个简便的标量方程。
This method is helpful for us to find the way of the analytic solution of scalar field equation.
他们的解析解法对我们寻求标量场方程的解析解有着重要的启发意义。
Taking scalar wave equation and tunnel effect for example, the similarity of fiber optics to quantum mechanics was shown.
以标量波动方程和隧道效应为例子，说明纤维光学中波动分析与量子力学方法的相似性。
The symplectic integrator method is applied to time evolution of the scalar wave equation.
将辛算法运用到标量波动方程的时域模拟中。
The specific distribution function of a relativistic kinetic system is given and its Lorentz scalar property is proved. A relativistic generalized Liouville equation is established.
给出了相对论荷电粒子体系的分布函数，并证明了它的洛伦兹标量性质；建立了推广的刘维尔方程并证明了它的协变性。
Then the formula for the scalar product of angular momentum operators is used to deduce the Schrodinger equation for one particle in spherical coordinate.
在量子力学中求解球对称辏力场中的薛定锷方程时，角动量算符的几个代表关系起着关键作用。
This paper mainly describes how to get the numerical solution of the scalar wave equation by finite element method.
本文研究用有限元法求标量波动方程的数值解。
This paper mainly describes how to get the numerical solution of the scalar wave equation by finite element method.
本文研究用有限元法求标量波动方程的数值解。
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