A = {{-2 (1 - a) - a, & f+ y+ O" p' G, G 0, -(1 - a) Derivative[1][c][r] - " g3 ?& i9 L5 U9 M a Derivative[1][c][r], (1 - a) (-x - y) + 3 B9 S/ K5 V9 l" p9 S9 W* k
a (-x - y)}, {0, -2 (1 - a), -(1 - a) Derivative[1][c][& ?% J; J5 U% h9 W
r], -a (-a b + t)}, {-(1 - a) Derivative[1][c][r] - / ?' `2 Q! a6 v7 s/ t a Derivative[1][c][r], -(1 - a) Derivative[1][c][ 1 O# w3 ~' I2 D' B r], (1 - a) (-x (c^\[Prime]\[Prime])[r] - 0 x: {: k' v+ j; J! Q( k y (c^\[Prime]\[Prime])[r] - (p^\[Prime]\[Prime])[r]) + ! g& B1 ~0 e3 t4 L9 A* ]7 Z4 a! R
a ((-Q - y) (c^\[Prime]\[Prime])[r] - , l) [5 E E( W4 o$ x% K8 [9 d
n (p^\[Prime]\[Prime])[r]), -a Derivative[1][p][r]}, {A - c - ; O3 H2 k, J* i5 p( m2 L/ e
n x - n y - n (x + y), A - a b - c - t - n x - n y - n (x + y), 0, * A7 A/ j' x/ }: X4 s! K$ r, X x (-x - y) + (-x - y) y}}; B = {0, (-1 + a - a n) K, 0, -x K} 0 A6 `" ^- Y/ x+ n% @" U5 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 5 ^ n/ @6 l6 ^/ n% m9 ~; m- _6 E' U, ^5 X; I! D6 p' S( _
1 p$ h3 a% C" x# l. U6 b