Rational Functions Invariant under a Finite Abelian Group.
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H.W. Jr. Lenstra (1974)
Inventiones mathematicae
Patrick W. Keef (2011)
Rendiconti del Seminario Matematico della Università di Padova
Pudji Astuti, Harald K. Wimmer (2006)
Czechoslovak Mathematical Journal
A submodule of a -primary module of bounded order is known to be regular if and have simultaneous bases. In this paper we derive necessary and sufficient conditions for regularity of a submodule.
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