Geodesic
Two definitions of a determinant and proof of the Szegö–Kac theorem
Teoretičeskaâ i matematičeskaâ fizika, Tome 55 (1983) no. 3, pp. 475-480 
B. N. Valuev. Two definitions of a determinant and proof of the Szegö–Kac theorem. Teoretičeskaâ i matematičeskaâ fizika, Tome 55 (1983) no. 3, pp. 475-480. http://geodesic.mathdoc.fr/item/TMF_1983_55_3_a12/
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     author = {B. N. Valuev},
     title = {Two definitions of a~determinant and proof of the {Szeg\"o{\textendash}Kac} theorem},
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Voir la notice de l'article provenant de la source Math-Net.Ru

A new proof of the Szegö–Kac theorem is given. It is based on a reformulation of the problem in terms of infinite bounded matrices and the connection between the two natural definitions of the determinant for such matrices.

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