MATLAB爱好者论坛-LabFans.com - 查看单个帖子

zhiwei · 2008-03-19, 00:23

>> y=x-2*0.00000033*[3.3/(15*0.8^2)+x*10^6]^4/{0.4*(1-0.4)*[(1-0.4)*3.3/(15*0.8^2)+(1-0.4)*x*10^6+(0.4-0.5)*10^6*x]}^2
??? Undefined function or variable 'x'.

2008-03-19, 00:23	#2
zhiwei 初级会员注册日期: 2008-03-15 年龄: 43 帖子: 7 声望力: 0	>> y=x-20.00000033[3.3/(150.8^2)+x10^6]^4/{0.4(1-0.4)[(1-0.4)3.3/(150.8^2)+(1-0.4)x10^6+(0.4-0.5)10^6x]}^2 ??? Undefined function or variable 'x'.