====== Polymake 4.3 ======

Release dates: 
  * 4.3: December 15th, 2020

==== Changelog ====

-- fan --
  * implement function to construct the union of cones/polytopes as a subcomplex of a chamber complex
  * HyperplaneArrangement: properties renamed CELL_* -> CHAMBER_*
  * HyperplaneArrangement: CHAMBER_SIGNATURES type changed to IncidenceMatrix

-- group --
  * documentation enhanced, several examples added

-- polytope --
  * Polytope: new property MINIMAL_BALL
  * Schlegel diagram: fixes for non-rational polytopes

-- topaz --
  * new client functions for Jockusch and Novik/Zheng spheres and balls

-- tropical --
  * add function augmented_bergman_fan