closed-form physical model 闭式物理模型
Introducing the state feedback with proper form, the infinite poles of 2-d singular systems are eliminated. Accordingly, the closed-loop systems described by Roesser model are obtained.
通过引入恰当形式的状态反馈，消除了2 D广义系统的无穷远极点，得到了相应的闭环系统。
This paper presents a no-arbitrage model of closed-form approximation for valuing basket options under a stochastic interest rate economy.
本文推导出在随机利率经济体系下，无套利条件之组合型选择权的近似封闭解。
The interpolation face of coal seams is trimmed by boundary and the closed polygons of up and down faulted blocks to form the deposit interface model. The earths surface model is founded.
地质界面模型是由煤层的顶底板插值曲面经煤层边界和断层曲面裁剪而成的，地表面模型是对原始地表数据和矿坑数据进行三角剖分得到的三角形网格。
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