二重积分结果出来是NaN,上下限相同结果本应是0。
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版本:matlab2018b;
命令:
R=1;Ba=0;a=1;x=a;
Nx3=integral2(fun3,x,1,thetamin,pi/2);
运行后命令窗口显示:
警告: 非有限结果。积分未成功。可能具有奇异性。
> In integral2Calc>integral2t (line 121)
In integral2Calc (line 9)
In integral2 (line 106)
Nx3 =
NaN
因为x=1,其上下限相同结果本应是0,不知道为什么结果出现奇异性。
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