tangent curve

It dicusses two approach to calculate diameters of convex polygons,using the sign sequence of tangent function and consine function of the angle,and gives out the calcu-lating process.

算法分别讨论了利用求夹角正切值符号序列和余弦值符号序列来求解凸多边形直径的两种途径,并给出了各自的算法实现,最后对算法进行了验证,实验结果证明夹角符号序列算法效率高、可靠性好。

The Design and optimization of arc tangent calculate circuit based on FPGA;

基于FPGA的反正切函数的优化算法

Implementation of arc tangent function using assembly in fixed-point DSP based on differential evolution algorithm;

实现定点DSP汇编层反正切函数的差分进化算法

Determination of the stiffness of the specimen in the pseudo dynamic test is a very important task, including the determination of the initial stiffness at the start of the experiment、tangent stiffness of numerical integration algorithm in pseudo dynamic test.

在拟动力实验中试件刚度的确定是一项非常重要的工作,包括实验开始时初始刚度的确定、算法中正切刚度的确定等。