On certain formulas for the multivariable hypergeometric functions.
On certain inequalities for means in two variables.
On certain inequalities improving the Hermite-Hadamard inequality.
On certain inequalities involving the Lambert W function.
On certain inequalities related to the Seitz inequality.
On certain iterative sequences
On certain means of two arguments and their extensions.
On certain new Gronwall-Ou-Iang type integral inequalities in two variables and their applications.
On certain new integral inequalities and their applications.
On certain subclass of Bazilevič functions.
On characterization of the Lipschitzian composition operator between spaces of functions of bounded -variation
On Chebyshev type inequalities involving functions whose derivatives belong to spaces via isotonic functionals.
On Choquet's theory
On Ciesielski's problems.
On classification of real singularities.
On cluster sets of arbitrary functions
On common fixed and periodic points of commuting functions.
On common fixed points, periodic points, and recurrent points of continuous functions.
On complete measurability of multifunctions defined on product spaces.
On completeness of left-invariant Lorentz metrics on solvable Lie groups.
We study geodesic completeness for left-invariant Lorentz metrics on solvable Lie groups.