1. Some remarks about recent results on the asymptotic cone

   • J. Bair
   • F. Jongmans

   Research papers 18 April 2013 Pages: 117 - 118

2. On the structure of summability fields

   • Wolfgang Beekmann
   • Shao-Chien Chang

   Research papers 18 April 2013 Pages: 119 - 129

3. A measure for the linear independence of certain numbers

   • Peter Bundschuh
   • Iekata Shiokawa

   Research papers 18 April 2013 Pages: 130 - 144

4. Eduard Helly (1884–1943), in memoriam

   • P. L. Butzer
   • R. J. Nessel
   • E. L. Stark

   Research papers 18 April 2013 Pages: 145 - 153

5. An extension of a theorem of Walsh

   • A. S. Cavaretta Jr
   • H. P. Dikshit
   • A. Sharma

   Research papers 18 April 2013 Pages: 154 - 163

6. The transcendence of π has been known for about a century — but who was the man who discovered it?

   • Rudolf Fritsch

   Research papers 18 April 2013 Pages: 164 - 183

7. On simple ring extensions generated by two idempotents

   • Yasuyuki Hirano
   • Hisao Tominaga

   Research papers 18 April 2013 Pages: 184 - 189

8. Eine Bemerkung zu einem Satz von Sylvester

   • Jakob Joussen

   Forschungsbeiträge 18 April 2013 Pages: 190 - 191

9. Fibered groups with non-trivial centers

   • H. Karzel
   • C. J. Maxson

   Research papers 18 April 2013 Pages: 192 - 208

10. Hecke-Integrale mit rationalen periodischen Funktionen und Dirichlet-Reihen mit Funktionalgleichung

    • Holger Meier
    • Gerhard Rosenberger

    Forschungsbeiträge 18 April 2013 Pages: 209 - 233

11. Einbettung lokal-beschränkter topologischer Ringe in Quotientenringe

    • Gerhard Schiffels
    • Michael Stenzel

    Forschungsbeiträge 18 April 2013 Pages: 234 - 248

12. Zur Konvergenzbeschleunigung von Orthogonal-Doppelreihen

    • Günter Baszenski
    • W. Schempp

    Short Communications on Mathematical Dissertations 18 April 2013 Pages: 249 - 250