1. Curves of minimal order

   • Gary Spoar

   Survey Paper Pages: 121 - 124

2. On quadratic forms

   • Svetozar Kurepa

   Research Papers Pages: 125 - 138

3. Actions of some infinite Lie groups

   • A. Zajtz

   Research Papers Pages: 139 - 146

4. A functional identity characterizing polynomials

   • G. E. Cross
   • Pl. Kannappan

   Research Papers Pages: 147 - 152

5. The existence of gaps in minimal foliations

   • V. Bangert

   Research Papers Pages: 153 - 166

6. Finely holomorphic functions and finely harmonic morphisms

   • Bent Fuglede

   Research Papers Pages: 167 - 173

7. Belousov equations on quasigroups

   • A. Krapež
   • M. A. Taylor

   Research Papers Pages: 174 - 185

8. On the Jacobi series

   • B. Schweizer

   Research Papers Pages: 186 - 194

9. On a way of division of segments

   • Karol Baron
   • Witold Jarczyk

   Research Papers Pages: 195 - 205

10. The combinatorially regular polyhedra of index 2

    • J. M. Wills

    Research Papers Pages: 206 - 220

11. On the four-vertex theorem

    • U. Pinkall

    Research Papers Pages: 221 - 230

12. On contractible open 3-manifolds

    • E. Luft

    Research Papers Pages: 231 - 239

13. On the hard Lefschetz theorem in intersection homology for complex varieties with isolated singularities

    • Karl-Heinz Fieseler
    • Ludger Kaup

    Research Papers Pages: 240 - 263

14. Hidden lemmas in the early history of infinite series

    • D. Laugwitz

    Research Papers Pages: 264 - 276

15. Eine differentialgeometrische Kennzeichnung der allgemeinen Dupinschen Zykliden

    • Martin Barner

    Research Papers Pages: 277 - 286

16. Puzzles and polytope isomorphisms

    • Roswitha Blind
    • Peter Mani-Levitska

    Research Papers Pages: 287 - 297

17. On a functional equation related to the Ptolemaic inequality

    • C. Alsina
    • J. L. Garcia-Roig

    Research Papers Pages: 298 - 303

18. Best constants in the Harnack inequality for the Weinstein equation

    • Heinz Leutwiler

    Research Papers Pages: 304 - 315

19. An extremal problem related to probability

    • Jürg Rätz
    • Dennis Russell

    Research Papers Pages: 316 - 324