Home News Release of SINGULAR 3-1-6

Release of SINGULAR 3-1-6

News for version 3-1-6

New SINGULAR libraries

  • new library: classifyceq.lib: simple hypersurface singularities in characteristic p ( classifyceq_lib)
  • new library: divisors.lib: divisors and P-divisors ( divisors_lib)
  • new library: ffsolve.lib: solving over Z/p ( ffsolve_lib)
  • new library: gitfan.lib: compute GIT-fans ( gitfan_lib)
  • new library: numerAlg.lib: Numerical Algebraic Algorithm ( numerAlg_lib)
  • new library: numerDecom.lib: Bertini interface ( numerDecom_lib)
  • new library: JMSConst.lib: constructing J-Marked Schemes ( JMSConst_lib)
  • new library: JMBTest.lib: performs JM basis test ( JMBTest_lib)
  • new library: orbitparam.lib: parametrizing unipotent orbits ( orbitparam_lib)
  • library for Singular 4: derham.lib: Computation of deRham cohomology ( derham_lib)

Changed SINGULAR libraries

Changed SINGULAR commands

  • extgcd: ( extgcd): extended: for bigint
  • chinrem: ( chinrem): extended: for bigint
  • primefactors: ( primefactors): changed result list and algorithm

Internal Changes

  • several bug fixes in factorization code
  • polymake/gfan interface extended
  • interface to iiMake_proc changed