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 =
   * ~% S. \5 C8 z/ D2 N
2. 2.19*10^9; t = 1; h = 0.025; q = 1000;* K7 Z  @: S5 _1 T
   
3. w = 0.01; r = 0.17 S( R\" `7 t- @
   
4. A = (3*M*P)/(M*P + 3*k*M + 3*k*P);
   : ?, k- L- ]. v( w, f) m
5. 
   ; ]  h9 Z( i! U8 a7 G
6. B = (3*M)/(P + 3*k);
   # I9 c/ y8 t% r4 a. H9 z! V! e
7. , |5 t+ k9 ~5 y8 h  l2 [
   
8. Q = (3*k*M + 3*k*P + 7*M*P)/(M*P + 3*k*M + 3*k*P);, N+ w1 g\" Z: U\" O6 b
   
9. s = (7*M + 6*k)/(P + 3*k);
   4 N9 G, Y1 X1 n2 ^! U- d0 S
10. a = E^((M*P*t + 3*k*M*t + 3*k*P*t)/(3*k*d + P*d))* {( H4 m0 q+ u& X  o
    
11. G = (z - h)/Sqrt[(r^2 + z^2 - 2*h*z + h^2)] - (z - h)/3 @9 l  a3 M& S4 z6 k, p
    
12.    Sqrt[(r^2 + h^2 + 2*h*z + z^2)];( H9 F3 I+ W1 z. \
    
13. H = (z^3 - h^3 - 3*z^2*h + 3*h^2*z)/Power[z^2 - 2*h*z + h^2 + r^2, (
    ) R4 {\" u( ~+ K$ e
14.   3)^-1];
    9 M! s5 h1 h8 }8 F2 g# p/ x
15. U = (z^3 + 2*h*z^2 + z*h^2)/Power[z^2 + 2*h*z + h^2 + r^2, (3)^-1];7 s\" k5 S) h% r/ L% _! w
    
16. 5 f3 c% X, g\" a% H% u/ I! ~4 H
    
17. J = (18*h^2*z^3 + 18*h^3*z^2 + 6*h^4*z + 6*h*z^4)/Power[
    7 x2 C; X9 i* U6 h. `5 l
18.   z^2 + 2*h*z + h^2 + r^2, (5)^-1];
    3 {0 K: V( S2 G) \) Z
19. M = 1 - h^3/Power[h^2 + w^2, (3)^-1];
    3 T1 Y; ?4 i6 e, c
20. L[r_, z_] =
    3 Y: p$ {  A$ i9 Y2 [
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 - ) r3 x+ i1 V$ C+ x. g
    
22.    4*q*M*a*U*Q + 4*q*M*s*a*U + 4*q*M*s;4 \6 a# p1 `8 G4 I/ {4 A
    
23. ContourPlot[c[r, z], {r, 0, 0.0001}, {z, 0.025, 0.035}]

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宏心

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

宏心

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

newanswer

楼主，这个是想要用什么软件做图