Characterizations of coverings for upper approximation operators being closure operators (Q1749200)
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scientific article; zbMATH DE number 6868921
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Characterizations of coverings for upper approximation operators being closure operators |
scientific article; zbMATH DE number 6868921 |
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Characterizations of coverings for upper approximation operators being closure operators (English)
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16 May 2018
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covering-based upper approximation operator
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closure operator
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first symmetrical condition
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second symmetrical condition
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triangle chain condition
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0.95803505
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0.9421812
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0.9277731
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0.91976875
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0.89696354
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0.88889414
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0.8854712
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