I know that finitely generated projective modules over $k[x_1,...,x_n]$ are free does this result hold for any projective module?
Does there exist a projective module over $k[x_1,...,x_n]$ which is not free?
I know that finitely generated projective modules over $k[x_1,...,x_n]$ are free does this result hold for any projective module?
Does there exist a projective module over $k[x_1,...,x_n]$ which is not free?
Copyright © 2021 JogjaFile Inc.