F := int(1/((-x^2+1)*(-r*x^2+1))^(1/2), x = 0 .. 1): & R6 C" t2 c% q* |4 U4 B" _G := subs(r = (u2^2+u3^2)/(u1^2+u3^2), F):; G! v5 u! p1 [) e! ^& b
Q := subs({u1 = 2.2*10^2, u2 = 0}, G):& t1 D5 `( _$ B1 j+ K0 |7 d
plot(Q, u3 = -10 .. 10)0 j- D. U5 u0 N: ?/ V4 w" T
这个程序运行的时候提示Warning, unable to evaluate the function to numeric values in the region; see the plotting command's help page to ensure the calling sequence is correct6 E' ^0 q% ]# M1 C# j! y. I. W
是调用顺序上错误,能帮我看看是哪里的调用顺序有问题吗?3 D3 {# |* D6 p/ k# P1 K