Hans Petter Langtangen

Hans Petter Langtangen (3 January 1962 – 10 October 2016) was a Norwegian scientist trained in mechanics and scientific computing. Langtangen was the Director of the Centre for Biomedical Computing, a Norwegian Center of Excellence hosted by Simula Research Laboratory. He was a Professor of Scientific Computing at the University of Oslo, and was Editor-in-Chief of SIAM Journal on Scientific Computing 2011–2015.

Langtangen held a position as Simula Fellow with Simula Research Laboratory, Norway. In addition to his position as Director of the Centre for Biomedical Computing, he held several leading roles within the field of Scientific Computing in his time at the lab. The scientific computing activities at Simula have been awarded the top grade, Excellent, in all international evaluations 2001-2015.

In parallel with his work at Simula Research Laboratory, Langtangen held a professorship at the University of Oslo, being on 80% leave since the establishment of Simula in 2001. He joined the Department of Mathematics in 1991, but after being promoted to full Professor in Mechanics at the Department of Mathematics in 1998, he moved to a professorship in Computer Science in 1999.

In addition to his roles at the University of Oslo and Simula Research Laboratory, Langtangen worked at the Department of Scientific Computing at Uppsala University in an adjunct position from 1999 to 2002. Prior to that, he held full-time and part-time positions as research scientist with SINTEF Applied Mathematics from 1991 to 1997. Langtangen worked with the company Numerical Objects from 1997 to 2003; this company commercialized the Diffpack software, mainly developed by Langtangen and Are Magnus Bruaset.

...
Wikipedia