单词 | principal homomorphism |
释义 | principal homomorphism [`prin·sǝ·pǝl ´hō·mō`mȯr´fiz·ǝm] MATHEMATICS Let a be an element of a ring R and M be a module over R; the principal homomorphism of M associated with a, denoted aM, is the mapping which takes each element x in M into ax. |
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