| 词条 | Paul Schatz |
| 释义 |
who patented the oloid, discovered the inversions of the platonic solids including the "invertible cube" which is often sold as an eponymous puzzle, the Schatz cube. From 1927 to his death he lived in Switzerland. External links
8 : 1898 births|1979 deaths|People from Konstanz|People from the Grand Duchy of Baden|Swiss mathematicians|German mathematicians|Anthroposophists|20th-century mathematicians |
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