On the number of semigroups of natural numbers. (Q3981371)
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scientific article; zbMATH DE number 21755
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the number of semigroups of natural numbers. |
scientific article; zbMATH DE number 21755 |
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On the number of semigroups of natural numbers. (English)
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26 June 1992
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addition of sets
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Frobenius number
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