Harald HancheOlsen
[Norsk/English]
 Who am I, and where?

Associate professor at the Department of Mathematical Sciences

My office is in room 1154, sentralbygg 2

See also my official home page
 Contact:

Phone: +47 7359 3525
 Email and SfB: harald.hancheolsen@ntnu.no
 Fields of scientific interest:

Conservation laws and nonlinear partial differential equations
 Functional analysis
 Mathematical modelling
 Stochastic analysis
 Books:

Jordan operator algebras by Harald HancheOlsen and Erling Størmer (Pitman 1984) is available as a free download.

Proceedings volume:
NonLinear Partial Differential Equations, Mathematical Physics, and Stochastic Analysis – The Helge Holden anniversary volume.
Editors: Fritz Gesztesy, HHO, Espen R. Jakobsen, Yurri I. Lyubarskii, Nils Henrik Risebro, Kristian Seip
(EMS 2018).
I also did the copyediting and final typesetting for this book.

Some papers:

On the uniform convexity of L^{p} (arXiv/doi:10.1090/S0002993906083663)

With Marte Godvik: Existence of solutions for the Aw–Rascle traffic flow model with vacuum (preprint/doi:10.1142/S0219891608001428).

With Marte Godvik: Carfollowing and the macroscopic Aw–Rascle traffic flow model (preprint/doi:10.3934/dcdsb.2010.13.279).

On Goursat's proof of Cauchy's integral theorem

With Helge Holden: The Kolmogorov–Riesz compactness theorem (arXiv/doi:10.1016/j.exmath.2010.03.001)
– Addendum to the above (arXiv/doi:10.1016/j.exmath.2015.12.003)

With Helge Holden and Eugenia Malinnikova:
An improvement of the KolmogorovRiesz compactness theorem (arXiv)

Other tasks:

Running The Norwegian Mathematical Olympiad

Webmaster for The Norwegian Mathematics council, The Holmboe Prize, Normat