Tilting modules over triangular matrix algebras(三角矩阵代数的倾斜模)
设是三角矩阵代数，关于倾斜A-模T1，倾斜B-模T2何时能扩充为倾斜R-模的问题已有讨论.本文考察了倾斜R-模在Cokernel函子下是否还是倾斜模的问题.得到了如下结论：如果(X，Y，f）是倾斜R-模，f是单射，则Cok(y)是倾斜B-模.从而给出了单点扩张代数的倾斜模的结构....
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| Format: | Article |
| Language: | zho |
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Zhejiang University Press
2006-07-01
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| Series: | Zhejiang Daxue xuebao. Lixue ban |
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| Online Access: | https://doi.org/zjup/1008-9497.2006.33.4.365-367 |