Based on the analysis of the look-up table method and Newton iteration algorithm the paper improves the Newton iteration method for the square root calculation.
在分析了查表法以及牛顿迭代法的基础上,对开平方计算的牛顿迭代法进行了改进。
AIM to study the property of the algorithm of dynamic induced current electrical impedance tomography Newton iteration method and its dependency on independent measurement.
The Newton iteration method is used to solve the economic pressure on the unknown node, so as to calculate the economic head loss and economic pipe diameter of each section,.