No label defined (Q4383574)
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scientific article; zbMATH DE number 1138297
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 1138297 |
Statements
7 April 1998
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axiomatics
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Lobachevskij planimetry
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axiom of continuity
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Lobachevskij postulate
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existence of a straight line
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