Release date: September 22nd, 2015

– general –

• support for perl 5.22
• fix for gcc-5.x
• fix rare build issues
• fixes and improvements in TAB-completion and F1-help
• merge github pull #2 (fix -Werror=format-security issues)
• various other bug fixes

– polytope –

• several fixes in minkowski_sum_fukuda

– visualization –

• update to jogl to fix issues on intel graphics

Release date: March 4th 2015

– General –

• support for perl 5.20
• support for MacOS 10.10 (Bundle)
• utf-8 encoding for java build recipes (merges github pull request #1)
• libpolymake improvements
• fixed equal_bases (thanks to ChoF @polymake-forum)
• new client for hadamard product of matrices
• many minor bugfixes and improvements
• documentation improvements
• substantial further modularization of configuration and installation

– fan –

• new client for product of fans
• new client for mixed subidivions
• proper handling of empty and trivial fans

– graph –

• new client for Johnson graphs
• new client for the complement of graphs

– group –

• new client for converting action on columns to action on rows

– matroid –

• new properties for matroids
• renaming of some properties (e.g. POINTS is now called VECTORS)
• lattice of flats
• improvements on basis exchange test
• new client for direct and 2-sum
• new client for parallel and series extensions
• new client for lexicographic extensions
• new client for modular cut check
• computation of circuits via 4ti2

– polytope –

• added vector configurations
• lp2poly returns a polytope with rational coordinates by default instead of float coordinates
• new client for cayley embeddings
• new client for regular simplex and fano simplex
• new client for weighted digraph polyhedron
• new client for archimedian solids
• new client for quotient of triangulations
• new client for del Pezzo and pseudo del Pezzo polytopes
• corrected handling of COORDINATE_LABELS in print_constraints
• added flag for computing the outer normal cone
• added combinatorial versions of product and join
• added E6 and E7 to wythoff client
• new script for converting boolean circuits to polytopes
• new script 'analyze_this'. Creates a .tex file with basic information about a polytope

– topaz –

• new client for calculating a P-Sum-Triangulation
• new client for independence complex of a matroid

– tropical –

• new coordinate type TropicalNumber

– visualization –

• new visualization backend: ThreeJS (view in browser)
• improvements in TikZ and Sketch interfaces
• TikZ supports face lattices (it is the new default)
• visualization for unbounded polyhedra
• fixes in fan visualization

– interfaces –

• singular interface:
  • compatibility
  • support for more term orders
• libnormaliz interface updated to v2.12.2
• TOSimplex: OpenMP support and other improvements
• interfaces of cdd and lrs:
  • moved to bundled extensions
  • support for external cdd and lrs installations