1. Ptolemaic Transformation in Keplerian Problem

   • Sławomir Breiter
   • Gilles Métris

   OriginalPaper Pages: 319 - 330

2. An Explicit Symplectic Integrator for Cometary Orbits

   • Vacheslav Emel'yanenko

   OriginalPaper Pages: 331 - 341

3. A Time-Transformed Leapfrog Scheme

   • Seppo Mikkola
   • Sverre Aarseth

   OriginalPaper Pages: 343 - 354

4. Symplectic Mappings of Co-orbital Motion in the Restricted Problem of Three Bodies

   • Zsolt Sándor
   • Bálint Érdi
   • Carl D. Murray

   OriginalPaper Pages: 355 - 368

5. Bifurcation of Relative Equilibria in the Main Problem of Artificial Satellite Theory for a Prolate Body

   • Cédric Langbort

   OriginalPaper Pages: 369 - 385

6. Spatial p-q Resonant Orbits of the RTBP

   • Esther Barrabés
   • Gerard Gómez

   OriginalPaper Pages: 387 - 407

7. Evidence for Lévy Random Walks in the Evolution of Comets from the Oort Cloud

   • Ji-Lin Zhou
   • Yi-Sui Sun
   • Li-Yong Zhou

   OriginalPaper Pages: 409 - 427

8. Corrigendum

   Corrigendum Pages: 429 - 429

9. Instructions for Authors

   Instructions for Authors Pages: 431 - 436

10. Contents Volume 84

    Volume Contents Pages: 437 - 438