View source for Combinatorics/Olympiad

An [[olympiad]] level study of [[combinatorics]] involves a deep understanding of [[Combinatorics/Intermediate | intermediate combinatorics]] along with knowledge of the following topics.

* [[Combinatorial geometry]]
* [[Graph theory]]
* [[Stirling numbers]]
* [[Ramsey numbers]]
* [[Catalan Numbers]]
* [[Counting in two ways]]
* [[Generating functions]]
* [[Recursion]]
* [[Pigeonhole principle]]
* [[Inclusion-Exclusion Principle]]

== See also ==
* [[Combinatorics/Introduction | Introductory combinatorics]]
* [[Combinatorics/Intermediate | Intermediate combinatorics]]
* [[Combinatorics/Advanced topics | Advanced combinatorics]]

[[Category:Olympiad Mathematics Topics]]
[[Category:Combinatorics]]