On $(sigma,tau)$ derivations with module values

Muharrem SOYTÜRK

On a differential analog of the prime-radical and properties of the lattice of radical differential ideals in associative differential rings

Djavvat HADJIEV, Fethi ÇALLIALP

On a differential sequence in geometry

E. ORTAÇGİL

The inverse nonstationary scattering problem for a hyperbolic system of equations on semi-axis

N. Sh. ISKENDEROV, A. YILDIZ

An extension of the binomial theorem with application to stability theory

Ziad ZAHREDDINE

Some applications of fractional calculus operators to a certain subclass of analytic functions with negative coefficients

Nak Eun CHO, M.K. AOUF

On the $ell_p$ norms of almost Cauchy-Toeplitz matrices

Durmuş BOZKURT

Comparison of invariants for triples of Hilbert spaces

P.A. CHALOV

On spaces of generalized Dirichlet series

M. DRAGILEV

A note on gamma rings

Atsushi NAKAJIMA, Mehmet SAPANCI