PURE PROJECTIVITY AND PURE INJECTIVITY OVER FORMAL TRIANGULAR MATRIX RINGS
2012 ◽
Vol 11
(06)
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pp. 1250107
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Over a formal triangular matrix ring we study pure injective, pure projective and locally coherent modules. Some applications are then given, in particular the (J-)coherence of the ring [Formula: see text] is characterized whenever BM is flat.
2019 ◽
Vol 19
(03)
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pp. 2050053
2016 ◽
Vol 15
(07)
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pp. 1650121
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2015 ◽
Vol 0
(0)
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Keyword(s):
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1998 ◽
Vol 41
(1)
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pp. 177-195
Keyword(s):
1974 ◽
Vol 17
(3)
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pp. 358-375
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Keyword(s):
2015 ◽
Vol 14
(04)
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pp. 1550059