Kepler’s Mosaics TheGermanscholar Johannes Kepler (1571–1630), who worked as a court mathematician for the Holy Roman Emperor Rudolf II in Prague, is well known especially for his astronomical discoveries.We still today admire his ability to obtain his three laws of planetary motion from data analysis of Tycho Brahe’s observations of Mars. Another outstanding discovery is Kepler’s equation desc...

Henning G. Schulzrinne Reducing and Characterizing Packet Loss for High-Speed Computer Networks with Real-Time Services May 1993 B.S., Technische Hochschule Darmstadt (Federal Republic of Germany) M.S., University of Cincinnati Ph.D., University of Massachusetts Directed by: Professor James F. Kurose Higher bandwidths in computer networks have made application with real-time constraints, such a...

Newton’s mechanics is one of the most successful theories in the history of science; its success is based on three Newton’s laws. At first glance, the Newton’s laws that describe the relation between masses, forces, and accelerations are very clear and straightforward. However, the situation becomes more ambiguous if we take into account that the notions of mass and force are not operationally ...