1. The Peierls-Bogoliubov inequality in C*-algebras and characterization of tracial functionals

   • Airat M. Bikchentaev

   OriginalPaper 21 August 2011 Pages: 175 - 179

2. Separation of the Grushin differential operator in weighted Hilbert spaces

   • H. A. Atia

   OriginalPaper 21 August 2011 Pages: 180 - 188

3. Solvability of the tangential Cauchy-Riemann equations on boundaries of strictly q-convex domains

   • Sayed Saber

   OriginalPaper 21 August 2011 Pages: 189 - 193

4. Additive derivations on generalized Arens algebras

   • S. Albeverio
   • Sh. A. Ayupov
   • K. K. Kudaybergenov

   OriginalPaper 21 August 2011 Pages: 194 - 202

5. Invertiblity of some linear differential operators with singular point

   • Mohammed Benalili

   OriginalPaper 21 August 2011 Pages: 203 - 212

6. Entire functions sharing a non-zero value with their derivatives

   • Indrajit Lahiri
   • Goutam Kumar Ghosh

   OriginalPaper 21 August 2011 Pages: 213 - 219

7. Topological contractive systems

   • M. Barnsley
   • K. Igudesman

   OriginalPaper 21 August 2011 Pages: 220 - 223

8. Approximation for summation-integral type Beta-Szász operators

   • Vijay Gupta

   OriginalPaper 21 August 2011 Pages: 224 - 230

9. Some inequalities concerning polar derivative of a polynomial. Addendum

   • Abdullah Mir
   • Sajad Amin Baba

   OriginalPaper 21 August 2011 Pages: 231 - 237

10. Erratum to: “Group Analysis of Non-Autonomous Linear Hamiltonians through Differential Galois Theory”

    • D. Blázquez-Sanz
    • S. A. Carrillo Torres

    Erratum 21 August 2011 Pages: 238 - 240