Weak forms of openness based upon denseness
On homogeneous Riemann boundary value problem
A note on intuitionistic sets and intuitionistic points
Operations with the periodic decimal expansions
Application of the residue method to a mixed problem
B. A. ISKENDEROV, A. I. MEHTIEVA
Finite dimensional attractors for a class of semilinear wave equations
Certain classes of analytic and multivalent functions with negative coefficients
M. K. AOUF, A. SHAMANDY, A. A. ATTIYIA