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cs.DS2024
Grandchildren-weight-balanced binary search trees
Vincent Jugé
We revisit weight-balanced trees, also known as trees of bounded balance. This class of binary search trees was invented by Nievergelt and Reingold in 1972. Such trees are obtained…
cs.CG2024
The Price of Upwardness
Patrizio Angelini, Therese Biedl, Markus Chimani +8
Not every directed acyclic graph (DAG) whose underlying undirected graph is planar admits an upward planar drawing. We are interested in pushing the notion of upward drawings beyon…