PROBLEMS

1. Walls of rectangles (M. Chrobak) 2. Plane embeddings (M. Chrobak) 3. Cubic Hamiltonian graphs (M. Chrobak) 4. Jump number problem - 1 (M. Habib) 5. Domino covers in square chessboards (P. John, H. Sachs and H. Zernitz) 6. Interiors of uniform size in Steinitz's Theorem (J. R. Reay) 7. Area of lattice polygons - the !$! 10 problem (J. R. Reay) 8. Regular graphs (G. Sierksma) 9. Jump number problem - 2 (M. M. Sysło) 10. Hamiltonian cycles in G² (T. Traczyk) 11. Thickness of graphs (W. Wessel)