## Memoirs on Differential Equations and Mathematical Physics

**Table of Contents: Volume 39, 2006**

**A. Arsenashvili, I. Ramishvili, T. Tadumadze** *
Necessary Conditions of Optimality
for Neutral Variable Structure
Optimal Problems with Discontinuous
Initial Condition *
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 1-34.
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**M. Basheleishvili** *
Effective Solution of the Basic
Boundary Value Problem for
Homogeneous Equations of Statics
of the Theory of Elastic Mixture
in a Circular Domain and
in an Infinite Domain
with a Circular Hole *
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 35-47.
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**W. Czernous** *
Generalized Euler Method for First
Order Partial Differential
Functional Equations *
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 49-68.
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**R. Gachechiladze, J. Gwinner, D. Natroshvili** *
A Boundary Variational Inequality
Approach to Unilateral Contact
with Hemitropic Materials*
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 69-103.
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**A. Tsitskishvili** *
Solution of Spatial Axially
Symmetric Problems of the Theory
of Filtration with Partially
Unknown Boundaries *
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 105-140.
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REPORTS OF THE TBILISI SEMINAR

ON QUALITATIVE THEORY OF

DIFFERENTIAL EQUATIONS

**M. Ashordia and N. Kekelia** *
On comparison theorems
of stability between linear systems of ordinary,
impulsive and difference equations and linear systems
of generalized ordinary differential equations*
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 143-148.
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**S. E. Karpovich, L. G. Krasnevskiy, N. A. Izobov, and E. A. Barabanov** *
On quasiintegrals of non-stationary
three-dimensional linear differential systems
with antisymmetric coefficient matrix*
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 149-153.
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**Izobov and S. A. Mazanik** *
A coefficient of reducibility
of linear differential systems*
- Mem. Differential Equations Math. Phys.
**39** (2006), pp. 154-157.
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© Copyright 2006, Razmadze Mathematical Institute.