Associative rings and algebras Homological methods Concept
Self-injective ring
Summary
A left self-injective ring is a ring that is an injective module when viewed as a left module over itself. Rings , Frobenius algebras and products of fields are self-injective, while is not. A left Noetherian left self-injective ring is exactly a quasi-Frobenius ring.
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About this page
| Tag | KQKJENEMSN |
|---|---|
| URI | m2://KQKJENEMSN |
| Kind | concept |
| Writing | W0 stub |
| MSC | 16D50 |
| Specializes | Ring |
| Changed | 2 November 2026 |
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