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2 Table of Contents: “...The Invariance Principle -- Coloring Proofs -- The Extremal Principle -- The Box Principle...”

3 Table of Contents: “... Are Four Colors Really Enough? -- 6 From Binomial to Trinomial Coefficients and Beyond -- 7 Catalan Numbers...”

4 Table of Contents: “... combinatorial geometries -- On triangular and cyclic ramsey numbers with k colors -- The minimality...”

5 Table of Contents: “... and Symmetry -- The Geometry of the Universe -- The Mathematics of Meteorology -- The Four Color Problem...”

6 Table of Contents: “... maps -- On a theorem of tutte, a 4-color theorem and B-sets -- Derived graphs with derived complements...”

7 Table of Contents: “.... Identities versus bijections -- Graph Theory -- 30. Five-coloring plane graphs -- 31. How to guard a museum...”

8 “... programming and problem solving techniques. Eighty illustrations and eight pages of color inserts accompany...”

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11 “... in this collection of more than 350 stamps, each reproduced in enlarged format, in full color. With simple explantory...”

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13 Table of Contents: “... Manipulation -- 11.6 Primitives -- 11.7 Attributes -- 11.8 Colors -- 11.9 Animations -- 11.10 Groups...”

14 “... and the oxidation of organic species by Ce+4. Busse (1969) 3 reported his observation of colored bands of chemical...”