Mittag-Leffler modules
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Philipp Rothmaler
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Article
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1997
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Elsevier Science
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English
โ 914 KB
The main theorem characterizes Mittag-Leffler modules as 'positively atomic' modules (in contrast to the characterization of pure-injective modules as 'positively saturated' modules). This is applied to reduced (resp., direct) products of Mittag-Leffler modules and pure-semisimple (resp., coherent a