Please can someone help me with this problem: solve equation by Fourier transform:
integral (from 0 to infinity) of g(u)*cos(x*u)du = 1/(1+x^2)
g(u)=?
The solution is g(u) = e^(-u) but I can't solve it. HELP!!!!!!!
Please can someone help me with this problem: solve equation by Fourier transform:
integral (from 0 to infinity) of g(u)*cos(x*u)du = 1/(1+x^2)
g(u)=?
The solution is g(u) = e^(-u) but I can't solve it. HELP!!!!!!!