Cohen, David A., Jeavons, Peter G. and Zivný, Stanislav (2008) The expressive power of valued constraints: Hierarchies and collapses. Theoretical Computer Science, 409 (1).
Full text access: Open
This is a Submitted version This version's date is: 2008 This item is not peer reviewed
https://repository.royalholloway.ac.uk/items/e6c5aeca-b5f7-6ecb-07a3-e11350f69a19/1/
Deposited by Research Information System (atira) on 10-Oct-2012 in Royal Holloway Research Online.Last modified on 10-Oct-2012