Worldwide Computing and Its Applications : International Conference WWCA97 Tsukuba Japan March 10 11 1997 Proceedings This book constitutes the strictly refereed post conference proceedings of the International Conference on Worldwide Computing and Its Applications WWCA97 held in Tsukuba Japan in March 1997.The volume presents 15 revised full papers selected from 50 submissions as well as 15 revised invited papers by leading researchers in this emerging area and two keynotes. The papers are organized in topical sections on distributed programming languages and systems distributed object environments cooperative computation collaboration support Systems collaborative media novel distributed applications Internet and protocols distributed system platforms mobile computing and application gateways