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Christopher Carl Heckman
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I am a footnote in the history of the Four Color Theorem. (I'm in the acknowledgments section of the Robertson-Sanders-Seymour-Thomas re-proof.)

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  • Tempe, AZ, United States
  • Member for 5 years, 11 months
  • 1,341 profile views
  • Last seen Mar 28 '17 at 6:11

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