1. Numerical ranges for pairs of operators, duality mappings with gauge function, and spectra of nonlinear operators

   • Jürgen Appell
   • Adriana Buică

   OriginalPaper 06 January 2014 Pages: 1 - 13

2. Engel type identities with derivations for right ideals in prime rings

   • Rajendra K. Sharma
   • Basudeb Dhara

   OriginalPaper 06 January 2014 Pages: 15 - 29

3. Hyperbolic heat conduction in a circular plate from green’s function

   • Juan A. López Molina
   • Macarena Trujillo

   OriginalPaper 06 January 2014 Pages: 31 - 46

4. Relative topological degree and variational inequalities

   • Irene Benedetti
   • Pietro Zecca

   OriginalPaper 06 January 2014 Pages: 47 - 65

5. A note on banach partial *-algebras

   • Jean-Pierre Antoine
   • Camillo Trapani

   OriginalPaper 06 January 2014 Pages: 67 - 86

6. Existence of solutions for a nonlinear elliptic problem of fourth order with weight

   • Zakaria El Allali
   • Mohamed Talbi
   • Najib Tsouli

   OriginalPaper 06 January 2014 Pages: 87 - 96

7. Extensions of katznelson’s square root theorem in the locally compact case

   • Eggert Briem

   OriginalPaper 06 January 2014 Pages: 97 - 103

8. Real Paley-Wiener theorems associated with the weinstein operator

   • Youssef Othmani
   • Khalifa Trimèche

   OriginalPaper 06 January 2014 Pages: 105 - 118