2 papers
cs.DS2017
Celestial Walk: A Terminating Oblivious Walk for Convex Subdivisions
Wouter Kuijper, Victor Ermolaev, Olivier Devillers
We present a new oblivious walking strategy for convex subdivisions. Our walk is faster than the straight walk and more generally applicable than the visibility walk. To prove term…
math.CO2011
A note on counting labeled and unlabeled trees
Victor N. Ermolaev, Giulio Iacobelli
We provide a short combinatorial proof of Cayley's formula by means of a bijective map to an outcome space of an urn-drawing problem. Furthermore we introduce an algebraic structur…