1. Infinite Nests of Reguli

   • N. L. Johnson

   OriginalPaper Pages: 221 - 267

2. Riemannian Manifold in Which the Skew-Symmetric Curvature Operator has Pointwise Constant Eigenvalues

   • Stefan Ivanov
   • Irina Petrova

   OriginalPaper Pages: 269 - 282

3. The Cross-Section Body, Plane Sections of Convex Bodies and Approximation of Convex Bodies, II

   • E. Makai Jr.
   • H. Martini

   OriginalPaper Pages: 283 - 303

4. Semiclassical Parabolic Systems Related to M₂₄

   • A. Fukshansky
   • G. Storth

   OriginalPaper Pages: 305 - 329