Yūki Naito
abstract:
In a finite or infinite open interval, the linear differential equations of
second order with singularities at endpoints are considered. By making use of
principal solutions at endpoints of the interval, we obtain sharper forms of the
Strum comparison theorem.
Mathematics Subject Classification: 34B24, 34C10
Key words and phrases: Singular second order linear differential equations, Sturm comparison theorem, principal solutions