since the verbs of and have similar use and play an important role in arabic grammar, it was useful to study both and discuss about their functions. following the discussion we found that there is five different functions for :first, it is an imperfect verb, (that give the noun an nominative case and the comment an objective case) arabic grammar experts disagree if it has a verb function or a n...

Charles D. Kochakian has had a long and distinguished career in the field of endocrine physiology. His most important work concerned the anabolic actions of steroids. While still a graduate student, Kochakian showed that the anabolic effects of male hormones could be quantitated by measuring the changes they caused in urinary nitrogen balance. He subsequently showed that this anabolic effect wa...

Jaehee Yoon Azer Bestavros Ibrahim Matta jaeheey s.bu.edu bestavros s.bu.edu matta s.bu.edu Computer S ien e Department Boston University Boston, MA 02215 September 1999 Abstra t An in reasing number of appli ations, su h as distributed intera tive simulation, live au tions, distributed games and ollaborative systems, require the network to provide a reliable multi ast servi e. This servi e ena...