2 papers
cs.DS2025
Customizable Contraction Hierarchies -- A Survey
Thomas Bläsius, Valentin Buchhold, Dorothea Wagner +2
This work establishes the technical fundamentals of a well-tuned Customizable Contraction Hierarchies (CCH) implementation that is simple and elegant. We give a detailed overview o…
math.AG2005
UFOs -- Unidentified Figurative Objects. A Geometric Challenge
C. Bruschek, S. Gann, H. Hauser +2
Choose a polynomial in three variables with not more than three or four monomials of moderate degree. Take simple coefficients as 1 and -1. Then draw a picture of the solution vari…