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Vertex colouring, Edge Colouring, List Colouring, Fractional Chromatic Number and other variants of graph colouring problems are all on topic.

1 vote
1 answer
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Gentle(-er) Introduction to Erdős–Bollobás's solution to Ramsey–Turán Type Problem

I am currently trying to understand the construction of maximal graph which contains no $K_4$ and sub-linear number of independent points in the graph. The original paper On a Ramsey–Turán type proble …
total dependent random choice's user avatar
2 votes

Gentle(-er) Introduction to Erdős–Bollobás's solution to Ramsey–Turán Type Problem

I found an excellent account of this problem in the thesis of John Lenz: xtremal graph theory: Ramsey-Turán numbers, chromatic thresholds, and minors Lenz, John E.
total dependent random choice's user avatar