Wild hypersurfaces
Complete hypersurfaces of dimension at least 2 and multiplicity at least 4 have wild Cohen-Macaulay type.
math.AC↗
arXiv subjects
Andrew Crabbe
Publications and source records attributed to Andrew Crabbe.
Constructing Big Indecomposable modules
Let $R$ be local Noetherian ring of depth at least two. We prove that there are indecomposable $R$-modules which are free on the punctured spectrum of constant, arbitrarily large, rank.
math.AC↗