Kjell Fredrik Pettersen

Locally Refinable Splines over Box-Partitions

Tom Lyche, Tor Dokken, Kjell Fredrik Pettersen, 2012 .

Polynomial splines over locally refined box-partitions

Tom Lyche, Tor Dokken, Kjell Fredrik Pettersen, 2013, Comput. Aided Geom. Des..

Spline Volume Fairing

Vibeke Skytt, Kjell Fredrik Pettersen, V. Skytt, 2010, Curves and Surfaces.

On the dimension of multivariate spline spaces

Kjell Fredrik Pettersen, 2013 .

Simulation of rail replacement bus service in Oslo

Kjell Fredrik Pettersen, Dag Kjenstad, P. Schittekat, 2016 .