See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/220809545 Representing Pairs of Orientations in the Plane CONFERENCE PAPER · JUNE 2007 DOI: 10.1007/978-3-540-73040-8_67 · Source: DBLP CITATIONS 6 READS 21 3 AUTHORS, INCLUDING: Magnus Herberthson Linköping University 29 PUBLICATIONS 145 CITATIONS SEE PROFILE Hans Knutsson Linköping University 256 PUBLICATIONS 3,407 CITATIONS SEE PROFILE Available from: Hans Knutsson Retrieved on: 14 January 2016