Reports of Enlarged Session of the Seminar of I. Vekua Institute of Applied Mathematics

Volume 3, # 2, 1987

C O N T E N T S

**Badkov V.M.** Estimates of derivative trigonometric orthogonal polynomials in the case of the weight with singularities.

**Belov A.S.** Relations of different classes of functions of generalized bounded variation.

**Bochkarev S.V.** On some properties of Walsh matrix.

**Bregvadze D.V.** On the summability of double orthogonal series by means of the Cesaro method of negative order.

**Gajiev A.D., Aliev I.A.** On the classes of operators of the potential type, generated by the generalized shift.