How to find the summation S= sigma (x_n)^-2 where x_n are the positive roots of tanx=x ???
Des that have to do with the Weierstrass product ??
I am trying to find a differential equation where it's eigenvalues are x_n ????????
How to find the summation S= sigma (x_n)^-2 where x_n are the positive roots of tanx=x ???
Des that have to do with the Weierstrass product ??
I am trying to find a differential equation where it's eigenvalues are x_n ????????