## Memoirs on Differential Equations and Mathematical Physics

**Table of Contents: Volume 26, 2002**

**Professor Nikolai Viktorovich Azbelev is 80**
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 1-7.
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**A. R. Abdullaev** *
Steady Properties of Elements
in Banach Spaces*
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 9-30.
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**M. J. Alves, A. V. Chistyakov, and P. M. Simonov** -
*On Sufficient Condition of Stability
for the First Order Differential
Equation with Retarded Argument*
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 31-42.
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**E. I. Bravyi and S. A. Gusarenko** -
*On a Class of Generalized
Variational Inequalities*
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 43-54.
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**M. Crâsmareanu** -
*Adjoint Variables:
A Common Way to First
Integrals and Inverse Problems*
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 55-64.
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**R. Hakl, A. Lomtatidze, and J. Šremr** -
*On Constant Sign Solutions
of a Periodic Type Boundary
Value Problems for First Order
Functional Differential Equations*
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 65-90.
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**A. N. Rumyantsev** -
*The Constructive Study
of Differential Equations
with Deviated Argument*
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 91-136.
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REPORTS OF THE TBILISI SEMINAR

ON QUALITATIVE THEORY OF

DIFFERENTIAL EQUATIONS

**R. Koplatadze** *Comparison theorems for differential equations
with several deviations.
The case of property ***B**.
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 139-148.
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**V. Malygina** *On estimates of sign-definite solutions of linear
equations with delay. *
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 149-152.
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**M. Drakhlin and E. Litsyn** *Convergence of sequences of
internal superposition operators in ideal spaces. *
- Mem. Differential Equations Math. Phys.
**26** (2002), pp. 153-159.
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© Copyright 2002, Razmadze Mathematical Institute.