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 2002, Volume 193, Number 4

 Löwner's conjecture, the Besicovitch barrel, and relative systolic geometryI. K. Babenko 3 Methods of summability of trigonometric series and function spacesI. N. Brui 17 A modified strong dyadic integral and derivativeB. I. Golubov 37 Conditions for the non-negativity of integral quadratic forms with constant coefficients on a half-axisA. A. Milyutin 61 Spectral properties of two classes of periodic difference operatorsA. A. Oblomkov 87 On central ideals of finitely generated binary $(-1,1)$-algebrasS. V. Pchelintsev 113 Union of sets of uniqueness for multiple Walsh and multiple trigonometric seriesN. N. Kholshchevnikova 135