Four Color

Results: 205



#Item
191Illinois / Year of birth missing / Wolfgang Haken / Kenneth Appel / Integer sequences / Paul T. Bateman / Four color theorem / Mersenne prime / Postmark / Mathematics / Number theorists / Champaign County /  Illinois

Postmarks Used by Department of Mathematics University of Illinois at Urbana-Champaign

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Source URL: www.math.illinois.edu

- Date: 2009-11-23 14:29:53
192Planar graphs / Topological graph theory / Polyhedral combinatorics / Euler characteristic / Water /  gas /  and electricity / Four color theorem / Graph / Graph structure theorem / Planar separator theorem / Graph theory / Mathematics / Graph coloring

On the Euler Characteristic Edward Early Abstract. We discuss the Euler Characteristic and some of the consequences of its topological invariance. We start by following the path of history that motivated the study

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Source URL: www-math.mit.edu

Language: English - Date: 2000-02-02 14:29:27
193Graph coloring / Eulerian path / Leonhard Euler / Induced path / Four color theorem / Graph / Degree / Seven Bridges of Königsberg / Handshaking lemma / Graph theory / Mathematics / Planar graphs

Early Writings on Graph Theory: Euler Circuits and The K¨onigsberg Bridge Problem Janet Heine Barnett∗

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Source URL: www.math.nmsu.edu

Language: English - Date: 2012-09-11 15:06:40
194Topological graph theory / Conjectures / Heawood conjecture / Four color theorem / Gerhard Ringel / Torus / Cayley graph / Manifold / Graph / Graph theory / Mathematics / Graph coloring

SOLUTION OF THE HEAWOOD MAP-COLORING PROBLEM* BY GERHARD RINGEL AND J. W. T. YOUNGS UNIVERSITY OF CALIFORNIA (SANTA CRUZ)

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Source URL: www.ncbi.nlm.nih.gov

Language: English
195Geography of California / Graph coloring / Discrete mathematics / Ringel / Lepidoptera / University of California /  Santa Cruz / Four color theorem / Butterflies / Santa Cruz /  California / Mathematics / Pollinators / Gerhard Ringel

jim mackenzie FLIGHTS of FANCY

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Source URL: review.ucsc.edu

Language: English - Date: 2006-09-29 14:49:51
196List coloring / Acyclic coloring / Degeneracy / Equitable coloring / Outerplanar graph / Critical graph / Four color theorem / Bipartite graph / Planar graph / Graph theory / Graph coloring / Edge coloring

The Eighth International Symposium on Operations Research and Its Applications (ISORA’09) Zhangjiajie, China, September 20–22, 2009 Copyright © 2009 ORSC & APORC, pp. 6–14

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Source URL: www.aporc.org

Language: English - Date: 2009-09-27 05:27:27
197Four color theorem / Heinrich Heesch / Wolfgang Haken / Kenneth Appel / Kempe chain / Neil Robertson / Theorem / Mathematical proof / Planar graph / Graph theory / Mathematics / Graph coloring

Book Review Four Colors Suffice: How the

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Source URL: www.ams.org

Language: English - Date: 2003-12-31 11:18:03
198

The Four-Color Problem and Its Philosophical Significance Thomas Tymoczko The Journal of Philosophy, Vol. 76, No. 2. (Feb., 1979), pp[removed].

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Source URL: thatmarcusfamily.org

Language: English - Date: 2011-08-21 13:17:01
    199Geography of California / Graph coloring / Discrete mathematics / Ringel / Lepidoptera / University of California /  Santa Cruz / Four color theorem / Butterflies / Santa Cruz /  California / Mathematics / Pollinators / Gerhard Ringel

    PDF Document

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    Source URL: review.ucsc.edu

    Language: English - Date: 2006-09-29 14:49:51
    200Mathematical proof / Proof theory / Philosophy of mathematics / Automated theorem proving / Theorem / Quasi-empiricism in mathematics / Four color theorem / Proof / KeY / Mathematics / Logic / Mathematical logic

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    Source URL: mzone.mweb.co.za

    Language: English - Date: 2011-09-26 03:04:02
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