half line中文什么意思

【数学】半直线。

• half:    n. (pl. halves ) 1 ...
• line:    vt. 交尾。
• closed half line:    闭半直线

例句与用法

1. Generalized legendre rational pseudospectral method on the half line
   半直线上的广义勒让德有理拟谱方法
2. One line ( half line ) three times a day . shake it well before taking it
   每天三次，每次一（半）格。服前先摇匀。
3. Multiple positive solutions of singular boundary value problem for second order differential equations on half line in banach spaces
   空间中二阶奇异微分方程无穷边值问题的多重正解
4. There are three sections in this paper . the first section : we consider the initial boundary value problem on half line and bounded interval , with kato ' s method for abstract quasi - linear evolution equations and a prior estimates of . solution , we get the existence of global smooth solution and the blow - up of solution in finite time under some conditions
   第一部分：考虑了camassa ? holm方程在半无界和有界区域上的初边值问题，用kato关于拟线性演化方程的初值问题的理论及先验估计的方法，证明了整体解的存在性，及在一定条件下，解在有限时间内的blow ? up 。
5. Furthermore , to show the feasibility of our new approach , we briefly discuss the quantization of o ( n ) nonlinear sigma model , classical nonlinear sigma model and gross - neveu model which are constrained on a half line or supplemented by integrable boundary terms in chapter four
   第四章是为了进一步说明我们这一新方法的可行性，又分别对限制于半直线上或附加了可积边界项的o ( n )非线性模型、经典非线性模型和gross - neveu模型的自洽的poisson结构及量子化进行了简单讨论。