TODO:
+Preface:
+
+- move TOC to the beginning of the book
+- mention notation
+
Spanning trees:
- cite Eisner's tutorial \cite{eisner:tutorial}
- K best trees
- degree-restricted cases and arborescences
- bounded expansion classes?
+- finding all MST's
Ranking:
Notation:
+- sort the table
- G has to be connected, so m=O(n)
- impedance mismatch in terminology: contraction of G along e vs. contraction of e.
- use \delta(X) notation