On Stably free modules over Laurent polynomial rings
Abed Abedelfatah
所有作者
Abed Abedelfatah
文献摘要
We prove constructively that for any finite-dimensional commu- tative ring R,
every stably free module over R[X;X^{1}] of rank > dim R is free, i.e.,
R[X;X^{-1}] is (dimR)-Hermite.