Magic Graph

A Labeled Graph with Edges labeled with distinct elements so thatthe sum of the Edge labels at each Vertex is the same. Another type of magicgraph, such as the Pentagram shown above, has labeled Vertices which give the same sum alongevery straight line segment (Madachy 1979).

References

Hartsfield, N. and Ringel, G. Pearls in Graph Theory: A Comprehensive Introduction. San Diego, CA: Academic Press, 1990.

Heinz, H. ``Magic Stars.'' http://www.geocities.com/CapeCanaveral/Launchpad/4057/magicstar.htm.

Madachy, J. S. Madachy's Mathematical Recreations. New York: Dover, pp. 98-99, 1979.

• Levine-O'Sullivan Greedy Algorithm
• Levine-O'Sullivan Sequence
• Lew k-gram
• Lexicographic Order
• Lexis Ratio
• Lexis Trials
• L-Function
• Lg
• L'Hospital's Cubic
• L'Hospital's Rule
• L'Huilier's Theorem
• Liar's Paradox
• Lichnerowicz Conditions
• Lichnerowicz Formula
• Lichnerowicz-Weitzenbock Formula
• Lichtenfels Surface
• Lie Algebra
• Lie Algebroid
• Liebmann's Theorem
• Lie Bracket
• Lie Commutator
• Lie Derivative
• Lie Group
• Lie Groupoid
• Lie Product