调用数值求根函数来求解平面光波导中的导模(Can be solved by numerical o root function called planar optical waveguide in the mould)

在matlab中调用数值求根函数对平面光导波的导模进行求解，并计算出导模中所对应的各参数。(In the MATLAB mode on the plane optical wave guide function calls for solving numerical roots, and calculate the parameters of the corresponding guide mode in the.)