JSC
2010
13 years 6 months ago
2010
We show that given any polynomial ring R over a field and any ideal J R which is generated by three cubic forms, the projective dimension of R/J is at most 36. We also settle the...
JSC
2007
13 years 11 months ago
2007
A well-known result due to J. T. Stafford asserts that a stably free left module M over the Weyl algebras D = An(k) or Bn(k) − where k is a field of characteristic 0 − with ...