新人求带，计算一个方程组

xiaoge603

A = {{-2 (1 - a) - a,
   0, -(1 - a) Derivative[1][c][r] -
4 J2 D2 D7 n. s% S    a Derivative[1][c][r], (1 - a) (-x - y) +
    a (-x - y)}, {0, -2 (1 - a), -(1 - a) Derivative[1][c][
" N$ Z1 z- Q  ^* ~; R# l     r], -a (-a b + t)}, {-(1 - a) Derivative[1][c][r] -
2 \# l- X8 {6 ]+ D6 |6 }    a Derivative[1][c][r], -(1 - a) Derivative[1][c][
: ?8 H  J- j9 O: ^1 r( x+ N     r], (1 - a) (-x (c^\[Prime]\[Prime])[r] -
1 @, V! q& c. ^7 _0 V7 L9 S: e       y (c^\[Prime]\[Prime])[r] - (p^\[Prime]\[Prime])[r]) +
0 K' t: c  a4 T" |7 t( U. U    a ((-Q - y) (c^\[Prime]\[Prime])[r] -
       n (p^\[Prime]\[Prime])[r]), -a Derivative[1][p][r]}, {A - c -
    n x - n y - n (x + y), A - a b - c - t - n x - n y - n (x + y), 0,
    x (-x - y) + (-x - y) y}}; B = {0, (-1 + a - a n) K, 0, -x K}
; ]0 `, W2 M  H6 L( [6 @2 O, cLinearSolve[A, B]，为何解不出来。。。。。每次都是显示一些递归深度之类的。。。。求解求解
  `+ v/ q+ {  z) n( T" t! P  a

数学中国YY主管

程序有错误吧
. B. v1 H5 L& q6 }* \/ P) J