本帖最后由 shouce 于 2015-11-26 21:34 编辑 9 R" h, [5 Q7 C3 N$ K
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% examlpe7.m
7 m( G0 D( J1 [% A3 s/ j" ta=0; b=2;. \$ p) m& I) d: J3 |
eps1=1e-12;eps2=1e-12;
# r4 C$ q! O& m) t9 E* r4 @* w N=300;
9 p' P8 x* n9 b/ q4 |( QA=[-0.104020146 35.0002164 -0.004160847];) ?% N/ R9 i9 d/ t* z
[m,n]=size(A);& t& \3 x0 m6 t- o& }1 s/ C
for i=1:m . c" O; v5 ~- f
a1=A(i,1);b1=A(i,2);m1=A(i,3);
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f=@ (x) ((285+60*tan(45*pi/180)-b1*sin(x)-a1*cos(x))*(a1+b1*m1)+(60)^2*x*(sin(x)-m1*cos(x))-60*285*tan(45*pi/180)*(m1*sin(x)+cos(x)));7 S. _2 `5 q- y& s
Hfun=@Bisection;/ o# N- p) y' R4 `6 A) E7 L
[k,x,f_value]= feval(Hfun, f,a,b,eps1,eps2,N);) ~# c8 [; k q# y9 V' o
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% A 为离散点坐标及导数 中心距 285 左旋 螺旋角45度 在二分法中增加一部些程序，方便了很多
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部分运行结果：* A0 ~: d4 i9 s! v: g' E) f& X1 Y
35, 1.303240794, 1.303240794, 1.303240794,0.000000896,9 f6 c9 j: [1 {; u6 _/ `( c
36, 1.303240794, 1.303240794, 1.303240794,0.000000279,% p- b& w' O7 Q* ~
37, 1.303240794, 1.303240794, 1.303240794,-0.000000030,% M8 E) U/ h; t+ j( g
38, 1.303240794, 1.303240794, 1.303240794,0.000000124,. {; R7 D; r( i) R3 Z b/ l. V
39, 1.303240794, 1.303240794, 1.303240794,0.000000047,
4 N, W3 W( f" f s) d5 s 40, 1.303240794, 1.303240794, 1.303240794,0.000000009,
$ v2 \. {# o% B+ a* j1 V 41, 1.303240794, 1.303240794, 1.303240794,-0.000000011,
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发表于 2015-11-26 21:28:44