Special Graceful Labelings of Irregular Fences and Lobsters

Christian Barrientos

A Characterization of Left Regularity

Peter FUCHS

$D$-Stratification and Hierarchy Graphs of the Space of Order 2 and 3 Matrix Pencils

Maria İsabel GARCİA-PLANAS, Maria Dolors MAGRET

Filtering of Multidimensional Stationary Processes with Missing Observations

Oleksandr MASYUTKA, Mikhail MOKLYACHUK, Maria SİDEİ

Energy Conditions for Hamiltonian and Traceable Graphs

Rao Lİ

The Existence of a Global Attractor for one Fourth Order Hyperbolic Equation with Memory Operator

Sevda ISAYEVA

$\alpha$-Supraposinormality of Operators in Dense Norm-Attainable Classes

Benard OKELO

On the Quotients of Regular Operators

Erdal BAYRAM, Cansu Binnaz Binbaşıoğlu