Hereditary ring

（重定向自Semihereditary ring）

In mathematics, especially in the area of abstract algebra known as module theory, a ring R is called hereditary if all submodules of projective modules over R are again projective. If this is required only for finitely generated submodules, it is called semihereditary.

单词	Semihereditary ring
释义	Semihereditary ring 英语百科 Hereditary ring （重定向自Semihereditary ring） In mathematics, especially in the area of abstract algebra known as module theory, a ring R is called hereditary if all submodules of projective modules over R are again projective. If this is required only for finitely generated submodules, it is called semihereditary.
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