... Bo Einarsson, born 1939, has more than 30 years of experience as a Fortran programmer and as a teacher in Fortran. He has been a principal scientific officer and director of research at the Swedish National Defence Research Institute in Tumba and Ume . ... He joined Link ping University as director of the university computing center and is now an associate professor in the mathematics department with teaching in Numerical Methods and Fortran Programming . ... University of Link ping . ...