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标题: matlab做数学建模，有这么段代码，这有错么？ [打印本页]
作者: 杨利霞    时间: 2019-7-22 14:44
标题: matlab做数学建模，有这么段代码，这有错么？
matlab做数学建模，有这么段代码，这有错么？- I8 ?* @  F% {3 B- P" X- Q
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' ?" {# Z5 C9 g# i结果实在是跑不对. Y; K7 `! m) s; r3 o( K! U
selftimeform = [14.7:0.05:15.7];" V1 L5 F' j" I$ @
x=[1.03650000000000,1.06990000000000,1.10380000000000,1.13830000000000,1.17320000000000,1.20870000000000,1.24480000000000,1.28150000000000,1.31890000000000,1.35680000000000,1.39550000000000,1.43490000000000,1.47510000000000,1.51600000000000,1.55770000000000,1.60030000000000,1.64380000000000,1.68820000000000,1.73370000000000,1.78010000000000,1.82770000000000]& L  ]! o4 D+ e5 Y, y( ^' O
y=[0.497300000000000,0.502900000000000,0.508500000000000,0.514200000000000,0.519800000000000,0.525500000000000,0.531100000000000,0.536800000000000,0.542600000000000,0.548300000000000,0.554100000000000,0.559800000000000,0.565700000000000,0.571500000000000,0.577400000000000,0.583300000000000,0.589200000000000,0.595200000000000,0.601300000000000,0.607400000000000,0.613500000000000]
, T  @: Q. a) |& X6 T9 |yingchang = sqrt(x.^2+y.^2)
$ ^; c" b5 w8 [9 `7 {! aN=107; %N为15年4月18日与1月1日的日期之差/ U4 j  q; @% y% B! b2 q
derta=23.45*sin(360*(284+N)/365)*pi/180; %赤纬角3 e- `# k) t5 }
omiga=15*(selftimeform-(120-111.02)/15-12)*pi/180; %计算时角* `+ p" U1 v8 `. F
for j=1:217 f6 C/ n/ N8 W" [. z6 C2 j: A* d
for fai=1:90, H; t( f' M6 _. p  s1 K
fenzi = sin(derta)*(sin(fai*pi/180)*sin(fai*pi/180))+cos(derta)*cos(fai*pi/180)*sin(fai*pi/180)*cos(omiga(j))-sin(derta)
6 Y* B! X  O, z. _7 {9 r, n5 z. Ofenmu = sqrt(1-(sin(derta)*sin(fai*pi/180)+cos(derta)*cos(omiga(j))*cos(fai*pi/180))*(sin(derta)*sin(fai*pi/180)+cos(derta)*cos(omiga(j))*cos(fai*pi/180)))*cos(fai*pi/180)
" F3 c: z0 W) ^4 `f(j,fai) = fenzi/fenmu - x(j)/yingchang(j), t) g0 ^" H, x5 a3 l
end
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8 j9 e& G3 N- S$ R" d8 ]' wfai = 1:1:90& D5 x$ p' D6 ~5 i- X
plot(fai,f(1,fai))* }7 n, @2 x6 A+ _* }2 B
haha = f(1,fai)! b3 f1 `! M; ~! |, m
求大神指点一二
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作者: KarryAndTomato    时间: 2019-7-22 21:59
有点难  是有乱码么哈哈  试着运行下
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