Ivar Hjalmar Jacobson is a Swedish computer scientist. He got his Master of Electrical Engineering at Chalmers Institute of Technology in Göteborg in 1962 and a Ph.D. at the Royal Institute of Technology in Stockholm in 1985 on a thesis on Language Constructs for Large Real Time Systems. In 1967 he proposed the use of software components in the development of the new generation of software controlled telephone switches Ericsson was developing. Wikipedia
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