摘要
针对不同投影条件下的正轴圆锥投影标准纬度求解过程中遇到的数值迭代问题,借助Mathematica中的FindRoot函数,对涉及超越方程的标准纬度进行计算,得到了相应的数值解。结果表明,利用Mathematica对不同正圆锥投影的标准纬度进行计算,求解过程简单、计算效率高且精度满足要求。
Aiming at the numerical iteration problem encountered in solving the standard latitude of positive axis conical projection under different projection conditions,the standard latitude involving transcendental equation is calculated by using the FindRoot function in Mathematica,and the corresponding numerical solution is obtained.The results show that using Mathematica to calculate the standard latitude of different conic projections has the advantages of simple solution process,high calculation efficiency and high precision.
出处
《现代导航》
2022年第5期383-386,共4页
Modern Navigation
关键词
正轴圆锥投影
标准纬度
超越方程
数值解
Normal Axis Conic Projection
Standard Latitude
Transcendental Equation
Numerical Solution
