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 =
   + f  r1 m+ W: ~) K& F: y9 k
2. 2.19*10^9; t = 1; h = 0.025; q = 1000;
   : r- s. K9 b/ ~
3. w = 0.01; r = 0.1# }& T1 O. ^. ^7 f9 l
   
4. A = (3*M*P)/(M*P + 3*k*M + 3*k*P);( u. d* d8 @+ L/ i5 p/ ]+ k
   
5. 
   % `* G4 m# k  C0 O
6. B = (3*M)/(P + 3*k);' x\" L2 J1 w9 T$ @6 e
   
7. ' N$ D* L# \' j\" C1 z7 I
   
8. Q = (3*k*M + 3*k*P + 7*M*P)/(M*P + 3*k*M + 3*k*P);, R9 u9 @\" c\" b  G: H. g
   
9. s = (7*M + 6*k)/(P + 3*k);
   8 R9 `1 J& K; ~( }
10. a = E^((M*P*t + 3*k*M*t + 3*k*P*t)/(3*k*d + P*d))/ b& @, F5 H% Z6 W1 [$ h! w+ n% V8 a
    
11. G = (z - h)/Sqrt[(r^2 + z^2 - 2*h*z + h^2)] - (z - h)/& p( U( t8 O4 C: ^' T5 K
    
12.    Sqrt[(r^2 + h^2 + 2*h*z + z^2)];
      t! D* j- ~' K
13. H = (z^3 - h^3 - 3*z^2*h + 3*h^2*z)/Power[z^2 - 2*h*z + h^2 + r^2, ($ r# p/ L' x) K& E2 w' z6 z. h
    
14.   3)^-1];
    , H2 u$ l7 |/ q  P+ {
15. U = (z^3 + 2*h*z^2 + z*h^2)/Power[z^2 + 2*h*z + h^2 + r^2, (3)^-1];; l, c# i/ u4 B9 j
    
16. 0 r4 c9 {1 w6 Q5 U( ]# v5 ]
    
17. J = (18*h^2*z^3 + 18*h^3*z^2 + 6*h^4*z + 6*h*z^4)/Power[
    & _7 y* ]( U) l0 D
18.   z^2 + 2*h*z + h^2 + r^2, (5)^-1];( G: ?$ ^' _7 T' w
    
19. M = 1 - h^3/Power[h^2 + w^2, (3)^-1];% j9 g6 v  M; _) N' v' p
    
20. L[r_, z_] =
    : [5 O& v( h: {9 m5 z6 F
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 -
    6 {( S3 D4 B9 X% \& R# f- o! Q
22.    4*q*M*a*U*Q + 4*q*M*s*a*U + 4*q*M*s;
    7 A$ D/ @3 g/ [. Z+ e$ ^
23. ContourPlot[c[r, z], {r, 0, 0.0001}, {z, 0.025, 0.035}]

复制代码

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newanswer

楼主，这个是想要用什么软件做图
5 {- n5 q# Y, l* y0 V

宏心

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

宏心

Syntax::bktmcp: Expression "[8W'|-c2_" has no closing "]".
* M+ m9 I6 O: P  Q: x5 J