Langtangen, Hans Petter, 1962- (Personal Name)

Modern software tools for scientific computing, 1997: CIP t.p. (Hans Petter Langtangen) data sheet (b. 01-03-62)

Python scripting for computational science, c2004: t.p. (Hans Petter Langtangen) spine (H.P. Langtangen)

His Finite difference computing with exponential decay models, 2016: title page (Hans Petter Langtangen)

Wikipedia, viewed January 9, 2017: (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; involved in the newly established Centre for Integrative Neuroplasticity (CINPLA) at the University of Oslo)