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Ashuren · 2008-09-11, 09:15

syms a
>> det(G)
ans =
158974276720000000000000000-1051845101400000000000000*a+454180680000000000000*a^2-28080000000000000*a^3
Solve(158974276720000000000000000-1051845101400000000000000*a+454180680000000000000*a^2-28080000000000000*a^3)

得出的结果不对啊！

2008-09-11, 09:15	#1
Ashuren 初级会员注册日期: 2008-02-27 年龄: 42 帖子: 3 声望力: 0	solve 求解请高手指点 syms a >> det(G) ans = 158974276720000000000000000-1051845101400000000000000a+454180680000000000000a^2-28080000000000000a^3 Solve(158974276720000000000000000-1051845101400000000000000a+454180680000000000000a^2-28080000000000000a^3) 得出的结果不对啊！