Complete systems of recursive integrals and Taylor series for solutions of Sturm-Liouville equations

Vladislav V. Kravchenko, Samy Morelos, Sébastien Tremblay

Consider an arbitrary complex-valued, twice continuously differentiable, nonvanishing function $\varphi$ defined on a finite segment $[a,b]\subset \mathbb{R}$. Let us introduce an infini…