[求助]matlab编程绘图，三角函数，菲涅尔 [复制链接]

程序有问题，在140.4、139.8、132等点处有异常值，请教一下大家怎么改，应该是Y=…那一步的式子有问题，谢谢 j#2E
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Y值为负的那几个点是异常值 '.;{"G.@'  
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clc XXhN;-p  
clear Ll-QhcC$  
close all cC>Svf[CzK  
nx = 0:0.6:150; <&3aP}  
n = length(nx)-1; yci}#,nb  
figure W;cYg.W2  
xz = []; "&/2@

 
yz = [];
i
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for ii = 1:n <xF]ca  
    f=300; uoOUgNwGg  
    h=150-nx(ii); ,Pcg+^A  
    b=atan(h/f); .4U*.Rf  
    d=(b/pi)*180 [>r0 (x&.  
    syms c `Fo/RZOW  
   Y=solve(sin(c-b)-1.494*sin(3*c-pi)==0,c); |6b~c{bt  
   C=double(Y); v*qbzW`  
   e=(C/pi)*180; uSRhIKy  
    x=0:0.1:0.6; :{ZwzJ  
    y=(0.6-x)*tan(C); )gSqO{Z  
    xz = [xz x+nx(ii)] r8eJ&-Yi{Z  
    yz = [yz y]; s2NBYDi$?  
    plot(xz,yz,'k-') nDXEm6|e  
    hold on @v^j<B  
    pause(0.01) __Ksn^I  
end {+7FBdxVB  
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