本帖最后由 shouce 于 2015-11-26 21:34 编辑 2 B# Y5 w/ _0 E2 R/ k& d
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% examlpe7.m
$ q8 I y+ G2 j5 k/ I" Qa=0; b=2;# v: a3 j$ W( G$ L5 x0 ^: ^/ }0 C
eps1=1e-12;eps2=1e-12;
! b) E" W0 w5 \, x& \+ A! i x. Y N=300;
! I; g( \8 q. TA=[-0.104020146 35.0002164 -0.004160847];
( c6 a* _6 u. ]" T) Q[m,n]=size(A);, F1 v) Q# _+ F, x$ ?
for i=1:m - Y. Q9 {- U& d2 ?
a1=A(i,1);b1=A(i,2);m1=A(i,3);; B6 |# q0 Y M& J* u/ E
end
* {1 C, T% n# J" P `& yf=@ (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)));; N1 {8 R) b0 x1 E
Hfun=@Bisection;
3 }& D) P l) J3 @- F& F/ G[k,x,f_value]= feval(Hfun, f,a,b,eps1,eps2,N);; w8 [" R& f: T0 U5 @
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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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6 l( }1 j9 s/ P% r部分运行结果：/ }/ x1 C, `! R5 E! J( Q2 j
35, 1.303240794, 1.303240794, 1.303240794,0.000000896,
/ z5 z- N9 }8 R' u 36, 1.303240794, 1.303240794, 1.303240794,0.000000279,
$ w9 I3 S5 n& w7 @- _7 l" Z* S1 X 37, 1.303240794, 1.303240794, 1.303240794,-0.000000030,( `, j( e. A c1 s( q( B' D8 [
38, 1.303240794, 1.303240794, 1.303240794,0.000000124,( g; H# H6 ?5 i* a$ ~7 C. Z E" D
39, 1.303240794, 1.303240794, 1.303240794,0.000000047,
( M) t% p! T! ~( D$ G, I1 B+ ] 40, 1.303240794, 1.303240794, 1.303240794,0.000000009,
/ e3 a4 w" ?$ n+ K 41, 1.303240794, 1.303240794, 1.303240794,-0.000000011,% q1 x! Z7 v4 k( G+ v, _, p
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发表于 2015-11-26 21:28:44