请教ContourPlot出不了图这是为什么，代码如下，图如下

水墨林

1. k = 2*10^9; d = 10; M = 2.19*10^9; P =
   2 s! c: S% s6 I0 r
2. 2.19*10^9; t = 1; h = 0.025; q = 1000;
   . a! _4 q7 P. ~$ ?+ q
3. w = 0.01; r = 0.1
   / E! w. t( C, {+ U( w' W* M
4. A = (3*M*P)/(M*P + 3*k*M + 3*k*P);
   2 a( ?+ q% O) T8 d9 l
5. 
   9 m. S) x2 |& q- @+ G' h7 {0 o  b
6. B = (3*M)/(P + 3*k);/ E3 X; G' i' r\" O) l
   
7. , h3 ~4 u/ R; R. E8 ~9 Q6 I5 d\" W
   
8. Q = (3*k*M + 3*k*P + 7*M*P)/(M*P + 3*k*M + 3*k*P);
   2 @' Z1 o0 R: f) A
9. s = (7*M + 6*k)/(P + 3*k);
     T2 r/ o( X' K4 l0 b
10. a = E^((M*P*t + 3*k*M*t + 3*k*P*t)/(3*k*d + P*d))' O6 k& z5 `, y- ^3 z! z
    
11. G = (z - h)/Sqrt[(r^2 + z^2 - 2*h*z + h^2)] - (z - h)/
    ' X% w) u4 E- T( Q; W% ?
12.    Sqrt[(r^2 + h^2 + 2*h*z + z^2)];
    - ^& c: Q& w: F! y. L, p% B  o
13. H = (z^3 - h^3 - 3*z^2*h + 3*h^2*z)/Power[z^2 - 2*h*z + h^2 + r^2, (\" X+ Q$ Z3 M$ I8 `- ^
    
14.   3)^-1];/ f6 b7 L9 o0 D, e% q9 q7 L
    
15. U = (z^3 + 2*h*z^2 + z*h^2)/Power[z^2 + 2*h*z + h^2 + r^2, (3)^-1];
    \" B$ x# J5 H* W' ?( h
16. 
    + |& Q5 J+ G9 y5 ~* ]8 z: v+ p
17. J = (18*h^2*z^3 + 18*h^3*z^2 + 6*h^4*z + 6*h*z^4)/Power[# v! d1 D2 O0 K5 }8 c
    
18.   z^2 + 2*h*z + h^2 + r^2, (5)^-1];6 q2 W1 Q9 L5 W) W# }' W\" P( W\" S
    
19. M = 1 - h^3/Power[h^2 + w^2, (3)^-1];, d. S  G7 l3 x( ?
    
20. L[r_, z_] =
    # ]) a* E; D4 W2 a0 {
21.   4*q*M*A*G - 4*q*M*a*G*A + 4*q*M*a*G*B + 4*q*M*H + 4*q*M*U*Q - 1 M: }7 B5 M0 E2 b) m1 H. ?6 T
    
22.    4*q*M*a*U*Q + 4*q*M*s*a*U + 4*q*M*s;8 S6 l) c0 M+ F8 G6 t7 S9 g( I: ~
    
23. ContourPlot[c[r, z], {r, 0, 0.0001}, {z, 0.025, 0.035}]

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newanswer

楼主，这个是想要用什么软件做图
2 o* V( A: e) ~. l  g% ?

宏心

Syntax::bktmcp: Expression "[8W'|-c2_" has no closing "]".
2 O! E* |1 i8 r; h+ N! m- X: ?

宏心

Syntax::bktmcp: Expression "[8W'|-c2_" has no closing "]".
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