Phantom envelopes and Ext-phantom covers of modules (Q2304385)
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scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Phantom envelopes and Ext-phantom covers of modules |
scientific article |
Statements
Phantom envelopes and Ext-phantom covers of modules (English)
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11 March 2020
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phantom morphism
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Ext-phantom morphism
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cover
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envelope
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