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 = ; V2 ~2 {6 Y5 q$ a. s
   
2. 2.19*10^9; t = 1; h = 0.025; q = 1000;0 R2 }8 g# i& ]! Y: C( S; Y. i
   
3. w = 0.01; r = 0.1; r2 |\" @, E+ T  K' M  A
   
4. A = (3*M*P)/(M*P + 3*k*M + 3*k*P);& H' r! N# Z, |3 `' d
   
5. : m' M4 I# w' @. Q/ o: i. g
   
6. B = (3*M)/(P + 3*k);! `. L# h9 E- S& d7 o9 }
   
7. * D, I4 S7 e$ f: g- c
   
8. Q = (3*k*M + 3*k*P + 7*M*P)/(M*P + 3*k*M + 3*k*P);
   \" H\" F& H, N9 j  U* r% r4 l/ M
9. s = (7*M + 6*k)/(P + 3*k);' d6 Z& V3 I, w- q% k# i: I/ S% F
   
10. a = E^((M*P*t + 3*k*M*t + 3*k*P*t)/(3*k*d + P*d)). ]8 V# M4 M( S
    
11. G = (z - h)/Sqrt[(r^2 + z^2 - 2*h*z + h^2)] - (z - h)/
    . }$ [4 ]1 X% u2 X
12.    Sqrt[(r^2 + h^2 + 2*h*z + z^2)];0 Z$ H' z6 e3 o4 y. s: E
    
13. H = (z^3 - h^3 - 3*z^2*h + 3*h^2*z)/Power[z^2 - 2*h*z + h^2 + r^2, (8 {5 Q- I2 n) U. {2 V3 H; y
    
14.   3)^-1];3 S# v+ z; g6 ?, c# c
    
15. U = (z^3 + 2*h*z^2 + z*h^2)/Power[z^2 + 2*h*z + h^2 + r^2, (3)^-1];
    4 C4 \* {' v, N1 Y
16. 6 n3 g- U/ Y  X0 E
    
17. J = (18*h^2*z^3 + 18*h^3*z^2 + 6*h^4*z + 6*h*z^4)/Power[
    & U# C) Y7 S' b' Y
18.   z^2 + 2*h*z + h^2 + r^2, (5)^-1];0 e# z/ _8 i: I8 z3 t. k  y$ [2 o
    
19. M = 1 - h^3/Power[h^2 + w^2, (3)^-1];, W, Z: {& Q4 L/ a  w  k
    
20. L[r_, z_] = ( F+ ~) p. R\" R. R( R
    
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 - / B0 P, x8 I5 }$ B
    
22.    4*q*M*a*U*Q + 4*q*M*s*a*U + 4*q*M*s;
    + W4 ~* E2 Z/ L
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
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宏心

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宏心

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