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SIAMCO
2000
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14 years 6 days ago
(C, A)-Invariance of Modules over Principal Ideal Domains
Abstract. For discrete-time linear systems over a principal ideal domain, three types of (C, A)invariance can be distinguished. Connections between these notions are investigated. ...
Naoharu Ito, Wiland Schmale, Harald K. Wimmer
DM
2008
112views more  DM 2008»
14 years 16 days ago
Orbit-counting polynomials for graphs and codes
We construct an "orbital Tutte polynomial" associated with a dual pair M and M of matrices over a principal ideal domain R and a group G of automorphisms of the row spac...
Peter J. Cameron, Bill Jackson, Jason D. Rudd