Combining mathematical history and recreational mathematics, details the history behind Venn diagrams, the intersecting circles used to visually represent logical propositions.I look forward to hearing of a four-set heraldic Venn diagram, such as would appear if a central circle large enough to cut ... When we project this diagram onto a plane using the geographera#39;s stereographic projection (Figure 2.7) we recoveranbsp;...

Title | : | Cogwheels of the Mind |

Author | : | A. W. F. Edwards |

Publisher | : | JHU Press - 2004-04-07 |

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