xqs723
2010-08-14, 15:50
建了一个模型，需要解方程组，用了Matlab的solve函数，却无解。大家帮忙看看，怎么回事，非常感谢。
1.5*a+13.7*c+3.3*d+37.5+1.2*e-1.5*b*e=85.1
1.7*a+5.6*c+2.3*d+17.4+0.8*e-1.7*b*e=57.8
3.6*a+11.5*c+3.7*d+33.9+0.9*e-3.6*b*e=72.9
2*a+10.7*c+4.3*d+26.6+1.4*e-2*b*e=64.7
0.9*a+8.7*c+2.5*d+22.3+0.6*e-0.9*b*e=63.3
1.5*a+13.7*c+3.3*d+37.5+1.2*e-1.5*b*e=85.1
1.7*a+5.6*c+2.3*d+17.4+0.8*e-1.7*b*e=57.8
3.6*a+11.5*c+3.7*d+33.9+0.9*e-3.6*b*e=72.9
2*a+10.7*c+4.3*d+26.6+1.4*e-2*b*e=64.7
0.9*a+8.7*c+2.5*d+22.3+0.6*e-0.9*b*e=63.3