F := int(1/((-x^2+1)*(-r*x^2+1))^(1/2), x = 0 .. 1):2 w% q2 |; V: R! h5 f `, O G" _ w
G := subs(r = (u2^2+u3^2)/(u1^2+u3^2), F):* ]6 l7 Y8 M- V2 E) O9 }/ E, K) Y5 U0 i
Q := subs({u1 = 2.2*10^2, u2 = 0}, G):' U, m/ k* W3 Y) k
plot(Q, u3 = -10 .. 10)& C' N: @0 t$ L, O2 u# N( a
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 correct 6 X3 p0 l( I5 ?( S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?5 Z/ ?6 d5 \) d3 I( H) ?$ @( ^$ a, l