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_c11152 _d11152 |
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| 008 | 181012b ||||| |||| 00| 0 eng d | ||
| 022 | _a0746-8342 | ||
| 082 | _aDPer 510.5 C697 Jan 2012-Sept 2015 v. 43 & 46, n. 1-4 | ||
| 100 |
_932197 _aStewart, Ian. |
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| 245 |
_aCups and downs/ _cIan Stewart. |
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| 260 |
_aWashington D. C.: _bMathematical Association of America, _c©Jul 2012-Sept 2015. |
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| 300 |
_av43 n1, pages 15-19: _billustrtations; _c28 cm. |
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| 650 | 0 |
_932198 _aMathematics. |
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| 942 |
_2ddc _cPER |
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