Parameter r10,r20,r30, c11,c10,c12,c13,c14,c15,d11,d12,d13,d14,d15,c20,c21,c22,c23,c24,c25,d21,d22,d23,d24,d25,
c30,c31,c32,c33,c34,c35,d31,d32,d33,d34,d35,
delta10,delta20,a10,a11,a12,a13,a14,a15,b11,b12,b13,b14,b15,a20,a21,a22,a23,a24,a25,b21,b22,b23,b24,b25,v;
Initial ODE Value t=1,y1=8000,y2=7096,y3=3535,y4=212,y5=100;
Variable t,y1,y2,y3,y4,y5;
ODEFunction y1'=216-r10*(c10+c11*sin(pi/6)+c12*sin(2*pi/6)+c13*sin(3*pi/6)+c14*sin(4*pi/6)+c15*sin(5*pi/6)+d11*cos(pi/6)+d12*cos(2*pi/6)+d13*cos(3*pi/6)+d14*cos(4*pi/6)+d15*cos(5*pi/6))*y1*y2-
r20*(c20+c21*sin(pi/6)+c22*sin(2*pi/6)+c23*sin(3*pi/6)+c24*sin(4*pi/6)+c25*sin(5*pi/6)+d21*cos(pi/6)+d22*cos(2*pi/6)+d23*cos(3*pi/6)+d24*cos(4*pi/6)+d25*cos(5*pi/6))*y1*y3-
r30*(c30+c31*sin(pi/6)+c32*sin(2*pi/6)+c33*sin(3*pi/6)+c34*sin(4*pi/6)+c35*sin(5*pi/6)+d31*cos(pi/6)+d32*cos(2*pi/6)+d33*cos(3*pi/6)+d34*cos(4*pi/6)+d35*cos(5*pi/6))*y1*y4-
0.005167*y1+v*y5;
y2'=r10*(c10+c11*sin(pi/6)+c12*sin(2*pi/6)+c13*sin(3*pi/6)+c14*sin(4*pi/6)+c15*sin(5*pi/6)+d11*cos(pi/6)+d12*cos(2*pi/6)+d13*cos(3*pi/6)+d14*cos(4*pi/6)+d15*cos(5*pi/6))*y1*y2+
r20*(c20+c21*sin(pi/6)+c22*sin(2*pi/6)+c23*sin(3*pi/6)+c24*sin(4*pi/6)+c25*sin(5*pi/6)+d21*cos(pi/6)+d22*cos(2*pi/6)+d23*cos(3*pi/6)+d24*cos(4*pi/6)+d25*cos(5*pi/6))*y1*y3+
r30*(c30+c31*sin(pi/6)+c32*sin(2*pi/6)+c33*sin(3*pi/6)+c34*sin(4*pi/6)+c35*sin(5*pi/6)+d31*cos(pi/6)+d32*cos(2*pi/6)+d33*cos(3*pi/6)+d34*cos(4*pi/6)+d35*cos(5*pi/6))*y1*y4-
0.3*0.1*y2-(1-0.3)*delta10*(a10+a11*sin(pi/6)+a12*sin(2*pi/6)+a13*sin(3*pi/6)+a13*sin(3*pi/6)+a14*sin(4*pi/6)+a15*sin(5*pi/6)+b11*cos(pi/6)+b12*cos(2*pi/6)+b13*cos(3*pi/6)+b14*cos(4*pi/6)+b15*cos(5*pi/6))*y2-0.005167*y2;
y3'=(1-0.3)*delta10*(a10+a11*sin(pi/6)+a12*sin(2*pi/6)+a13*sin(3*pi/6)+a13*sin(3*pi/6)+a14*sin(4*pi/6)+a15*sin(5*pi/6)+b11*cos(pi/6)+b12*cos(2*pi/6)+b13*cos(3*pi/6)+b14*cos(4*pi/6)+b15*cos(5*pi/6))*y2-0.12*0.13*y3-
(1-0.12)*delta20*(a20+a21*sin(pi/6)+a22*sin(2*pi/6)+a23*sin(3*pi/6)+a23*sin(3*pi/6)+a24*sin(4*pi/6)+a25*sin(5*pi/6)+b21*cos(pi/6)+b22*cos(2*pi/6)+b23*cos(3*pi/6)+b24*cos(4*pi/6)+b25*cos(5*pi/6))*y3-0.005167*y3;
y4'=(1-0.12)*delta20*(a20+a21*sin(pi/6)+a22*sin(2*pi/6)+a23*sin(3*pi/6)+a23*sin(3*pi/6)+a24*sin(4*pi/6)+a25*sin(5*pi/6)+b21*cos(pi/6)+b22*cos(2*pi/6)+b23*cos(3*pi/6)+b24*cos(4*pi/6)+b25*cos(5*pi/6))*y3-0.005167*y4-0.005*y4;
y5'=0.03*y2+0.12*0.13*y3+0.005*y4-0.005167*y5-v*y5;
Data;// t       y2      y3   y4   
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 ,14 ,15, 16, 17, 18, 19, 20, 21 ,22, 23 ,24, 25, 26, 27, 28, 29 ,30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54 ,55, 56, 57, 58, 59, 60;
7096, 9806, 10430, 9661, 11071 , 10348, 10268, 10697, 9795, 9048, 9804, 9338, 9390 ,7525 ,10659 ,10010 ,10312 ,9192 ,10181 ,9728 ,8882 ,8127 ,8228 ,8292 ,7562 ,7120 ,8707 ,8518 ,8504 ,8267 ,8676 ,7924 ,8118 ,7451 ,7272 ,7554 ,7509 ,5224, 8023 ,7457 ,7068 ,7139 ,7581 ,7195 ,6861 ,6203 ,6246 ,6536 ,5783, 4737 ,6733, 6180 ,6139 ,5843 ,5707, 6163 ,5570, 5114 ,5388 ,5267;
3535, 4877, 5543 ,5216 ,6570, 6697, 7257, 7236, 6442, 5489, 5456, 4864 ,4973, 4027 ,5973 ,5607 ,6291, 6025 ,7129 ,6879 ,6201 ,5362, 4948,4845 ,4494, 4267 ,5402 ,5841 ,5966 ,6245 ,6864 ,6258 ,6057, 5189, 4593 ,4676 ,4595 ,3426, 5074 ,4797, 5290 ,5703 ,6141 ,5569, 5635, 4630, 4441, 4310, 3532 ,3221, 4676 ,4282, 4702, 4845 ,5110, 5082 ,4641 ,4044 ,3910, 3590;
212, 300, 341, 315, 336 ,316, 308, 342, 325, 289 ,280, 258, 307, 226 ,316, 332, 349 ,318, 376, 319, 318, 313 ,298, 304 ,297, 229, 366, 309, 371, 345, 369, 334, 335, 319, 296, 318, 326, 202, 330, 304 ,295, 350, 354 ,320 ,321, 306, 320, 309, 325, 267, 370 ,324 ,351 ,334, 331 ,302, 331, 301, 336 ,333; 返回小木虫查看更多