** Dedicated to the 125th birthday anniversary
of Professor Andrea Razmadze**

**Tamaz Tadumadze and Nika Gorgodze***Variation Formulas of a Solution and Initial Data Optimization Problems for Quasi-Linear Neutral Functional Differential Equations with Discontinuous Initial Condition*- Mem. Differential Equations Math. Phys.
**63**(2014), pp. 1-77. - download pdf file.

**Tatiyana Barinova and Alexander Kostin***On Asymptotic Stability of Solutions of Second Order Linear Nonautonomous Differential Equations*- Mem. Differential Equations Math. Phys.
**63**(2014), pp. 79-104. - download pdf file.

**Ivan Kiguradze***A Priori Estimates of Solutions of Nonlinear Boundary Value Problems for Singular in Phase Variables Higher Order Differential Inequalities and Systems of Differential Inequalities*- Mem. Differential Equations Math. Phys.
**63**(2014), pp. 105-121. - download pdf file.

**Sergey Shchogolev***On the Block Separation of the Linear Homogeneous Differential System with Oscillating Coefficients in the Resonance Case*- Mem. Differential Equations Math. Phys.
**63**(2014), pp. 123-140. - download pdf file.

**SHORT COMMUNICATION**

**Malkhaz Ashordia***On the Nonlocal Nonlinear Boundary Value Problems for Systems of Generalized Differential Equations with Singularities*- Mem. Differential Equations Math. Phys.
**63**(2014), pp. 141-149. - download pdf file.

**Nino Partsvania and Bedřich Půža***On Positive Solutions of Nonlinear Boundary Value Problems for Singular in Phase Variables Two-Dimensional Differential Systems*- Mem. Differential Equations Math. Phys.
**63**(2014), pp. 151-156. - download pdf file.

© Copyright 2014, Razmadze Mathematical Institute.