Weirdness

Conventions for EnumeratedSets (Partitions, Permutations, Subsets, Subwords, ...)

Words (there is more to look at here)

Combinatorial* (not considered very carefully)

Combinations

Compositions

The following are being worked on http://[email protected]/sage_trac/ticket/5600:

Dyck Words (trac #3269 has some fixes - merged in Sage 3.0.2.rc0)

Integer Vectors

Lyndon Words

MultichooseNK

Tuples

Necklaces

Partitions

SkewPartitions

Permutations

PermutationGroup*

q_analogues.py

SetPartitions*

SymmetricFunctions

Tableau

Posets

Category Framework

More to come...

This is a great page. There is lots of weirdness in the combinatorics stuff, and we should really clean it up. I can start working on the simpler stuff here next week. --DanDrake