STURM-LIOUVILLE PROBLEM FOR A DIFFERENTIAL EQUATION 
OF SECOND ORDER WITH DISCONTINUOUS COEFFICIENTS
B. V. Averin, D. I. Kolotilkin, and V. A. Kudinov

UDC 536.2:621.377.399

Using, as an example, a special Sturm-Liouville 
boundary-value problem for a differential equation of second order 
with discontinuous coefficients, the authors describe a method of 
constructing a closed orthonormalized system of functions that is 
common to the entire domain of determination.

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