Mathematical intelligencer. 1991;13(4):19-21. doi: 10.1007/bf03028335 Q40.42025
When the owl is hooting, or, a mathematical ghost story
DOI: 10.1007/bf03028335
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Mathematical intelligencer. 1991;13(4):19-21. doi: 10.1007/bf03028335 Q40.42025
DOI: 10.1007/bf03028335
摘要 查看摘要