1. Pattern formation in morphogenesis

   • C. Berding
   • H. Haken

   OriginalPaper Pages: 133 - 151

2. Strange attractors in volterra equations for species in competition

   • A. Arneodo
   • P. Coullet
   • C. Tresser

   OriginalPaper Pages: 153 - 157

3. Critical manifolds, travelling waves, and an example from population genetics

   • C. Conley
   • P. Fife

   OriginalPaper Pages: 159 - 176

4. A recovery-relapse epidemic model with spatial diffusion

   • G. F. Webb

   OriginalPaper Pages: 177 - 194

5. A combinatorial problem in pharmacology

   • George H. Weiss
   • John Rice

   OriginalPaper Pages: 195 - 201

6. Theoretical basis of single breath gas absorption tests

   • T. B. Martonen
   • A. F. Wilson

   OriginalPaper Pages: 203 - 220

7. Population dynamics in variable environments. IV. Weak ergodicity in the Lotka equation

   • Shripad D. Tuljapurkar

   OriginalPaper Pages: 221 - 230

8. A predator prey model with age structure

   • J. M. Cushing
   • M. Saleem

   OriginalPaper Pages: 231 - 250

9. Announcement

   Announcement Pages: 251 - 251