Geodesic
On the equiconvergence of expansions for the certain class of the functional-differential operators with involution on the graph
Izvestiya of Saratov University. Mathematics. Mechanics. Informatics, Tome 8 (2008) no. 1, pp. 9-14 
M. Sh. Burlutskaya; A. P. Khromov. On the equiconvergence of expansions for the certain class of the functional-differential operators with involution on the graph. Izvestiya of Saratov University. Mathematics. Mechanics. Informatics, Tome 8 (2008) no. 1, pp. 9-14. http://geodesic.mathdoc.fr/item/ISU_2008_8_1_a1/
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Voir la notice de l'article provenant de la source Math-Net.Ru

The equiconvergence of expansions in eigen- and adjoint functions and trigonometric Fourier series is established for a 1-st order functional-differential operator on the graph-cycle.

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