
doi: 10.1137/0129044
The purpose of this paper is to find simple relations between properties of eigenfunctions $y( x )$ and the density function $p( x )$ of the system $y'' + \lambda p( x )y = 0,y( { \pm 1} ) = 0$.
Ordinary differential operators, Linear ordinary differential equations and systems
Ordinary differential operators, Linear ordinary differential equations and systems
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