Presents the Proceedings of the 12th EARSel Symposium, held in Eger, Hungary, 8-11 September 1992. The text includes studies of environmental problems in Central and Eastern Europe, urban studies, water management and the use of fractals in geophysical fields.

Earth observation from aircraft and satellites, has a key role to play in helping scientists to understand processes on a regional and global scale in all areas of the natural environment. Visible and infrared imaging systems and now, with data flowing from ERS-1, microwave, both passive and active, are of particular...

Peter Winkler is at it again. Following the enthusiastic reaction to Mathematical Puzzles: A Connoisseur's Collection, Peter has compiled a new collection of elegant mathematical puzzles to challenge and entertain the reader. The original puzzle connoisseur shares these puzzles, old and new, so that you can add them to your own anthology. This book is for lovers of mathematics, lovers of puzzles, lovers of a challenge. Most of all, it is for those who think that the world of mathematics is orderly, logical, and intuitive-and are ready to learn otherwise A pdf with errata is updated by the...