A ring is said to be an IBN ring if for every free left module A,every two bases of A havethe same cardinal.The class of such a ring has been applied to alegbraic K-theory and topolo-gy.The free module over the IBN ri...A ring is said to be an IBN ring if for every free left module A,every two bases of A havethe same cardinal.The class of such a ring has been applied to alegbraic K-theory and topolo-gy.The free module over the IBN ring can be defined by its dimension and rank.展开更多
文摘A ring is said to be an IBN ring if for every free left module A,every two bases of A havethe same cardinal.The class of such a ring has been applied to alegbraic K-theory and topolo-gy.The free module over the IBN ring can be defined by its dimension and rank.