Blackboard Shots with Prefix "15-344"

151216-170434: Probability of no-ties.

151216-165349: Prim's algorithm.

151216-164008: Two-variable generating functions.

151216-150908: The generating function of Catalan.

151216-145620: Recurssion for Catalan.

151216-143459: $xf'$ (2).

151216-143209: $xf'$.

151216-142023: Andre's reflection.

151201-114327: Another combinatorial identity.

151127-120659: A combinatorial identity I still can't explain.

151119-115421: Section 5.4 question 3ab.

151112-122333: Some enumeration problems.

151105-123402: A graph of spanning trees.