Showing 1 - 2 results of 2 for search 'Appel, Kenneth I. 1932-', query time: 0.01s Refine Results
  1. 1
    Every planar map is four colorable

    Every planar map is four colorable by Appel, Kenneth I. 1932-

    Published 1989
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  2. 2
    Contributions to group theory

    Contributions to group theory

    Published 1984
    Other Authors: “…Appel, Kenneth I. 1932-…”
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