| 15-344-{ | hide text |
| 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. |
| } |