帮我看一下那里有错误好吗 单循环 不运行

bbk2720

data = Table[0, {i, 0, qmax, 0.002}, {j, 1, 4}];
3 B9 V  p4 @" D7 M) }0 V0 Vlength = Dimensions[data][[1]]
Do [q1 = Range[0, qmax, 0.002][[i]];
   q = q1 Ew Ipw/R/L^2;
MM = q L^2/8;
, l' f+ b' D$ |- x0 a  P8 O If [  MM <= Mc,
  lg = L/2;
   w = q/lg^3/2/EI (L/3 - lg/4),
  ly = L/2;
) ~, B" Q3 P, f  lg = L/2 - L/2*Sqrt[1 - 8 Mc/q/L^2];
  weiyi1 = q*lg^3/2/EI (L/3 - lg/4);
9 y+ F" r4 C! u! ?7 j7 Y- ^  w = weiyi1 + (cmax - Cc)/(mmax - Mc) (q*ly^3/2*(L/3 - ly/4) +
8 h4 l/ y: x5 R6 {) ~$ }5 ^       Mc/2 (lg^2 - ly^2) - q*lg^3/2*(L/3 - lg/4)) +
    Cc/2 (ly^2 - lg^2);];
! a2 O5 W) A& D1 V5 s0 c, | w1 = w/L;
' T) W& l" {4 m4 E7 y, B data[[i]] = {q1, w1, q, w};, {i, 1, length};]
提示以下错误
Do::itform: Argument {i,1,length}; at position 2 does not have the correct form for an iterator. >>
! M0 s) R  D0 K1 d
拜托帮我看一下

hopeoflight

不太懂。。。。

zj-jscsbao

什么软件？……