F := int(1/((-x^2+1)*(-r*x^2+1))^(1/2), x = 0 .. 1):$ Y/ |" @7 j, Z4 E" X
G := subs(r = (u2^2+u3^2)/(u1^2+u3^2), F):# T U4 e. X$ b% Y% W) Y4 P
Q := subs({u1 = 2.2*10^2, u2 = 0}, G):9 ~7 f3 U/ m: g# F4 |9 ~. c
plot(Q, u3 = -10 .. 10)% {# t8 L3 o. |
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 8 A2 H. C- i/ y7 o8 N0 J+ I7 T* v% y2 L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? : q$ v$ c5 w9 p0 o7 X