Integral2 Not A Number

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Tommaso Attili
Tommaso Attili 2019 年 1 月 31 日
Dear all I have to solve this integrala, but it gives Nan. Any suggestions?
a=5
d=50
r=25
B=@(x,y)(besselj(0,x.*y.*a/d)).*((1-y.^2).^0.5).*y.*besselj(0,x*r/d).*((x.*tanh(x)).^0.5).*sin((((9.81/d*10)^2).*x).*tanh(x)).^0.5).*x;
E=integral2(B,0,inf,0,1,'Method','iterated')
Thanks!

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