Sven Bertil Erlander (25 May 1934 – 13 June 2021)[1][2] was a Swedish mathematician and academic.

[3] He received his Ph.D. in mathematics from Stockholm University in 1968.

In 1971 he became a professor in Optimisation at Linköping University.

In Linköping he was department head of the Mathematics department from 1973–1976, and dean of the Institute of Technology between 1978 and 1983.

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