1. Integer lattices of action-angle variables for “spherical pendulum” system

   • E. O. Kantonistova

   OriginalPaper 03 September 2014 Pages: 135 - 147

2. Description of singularities for billiard systems bounded by confocal ellipses or hyperbolas

   • V. V. Fokicheva

   OriginalPaper 03 September 2014 Pages: 148 - 158

3. Isomorphisms of stable linear groups over associative rings containing ½

   • A. S. Atkarskaya

   OriginalPaper 03 September 2014 Pages: 159 - 163

4. Additivity of homological dimensions for tensor products of some Banach algebras

   • S. B. Tabaldyev

   OriginalPaper 03 September 2014 Pages: 164 - 168

5. Exact lower estimate of the upper limit of the ratio of the sum of sine series with monotone coefficients to its majorant

   • A. Yu. Popov
   • A. P. Solodov

   OriginalPaper 03 September 2014 Pages: 169 - 173

6. Numerical solution of boundary integral equations on curvilinear polygons

   • I. O. Arushanyan

   OriginalPaper 03 September 2014 Pages: 174 - 176