News for version 4.2.1

New commands:

New libraries:

 

  • decomp.lib: functional decomposition of polynomials ( decomp_lib)
  • hodge.lib: algorithms for Hodge ideals ( hodge_lib)
  • tateProdCplxNegGrad.lib: sheaf cohomology on product of projective spaces ( tateProdCplxNegGrad_lib)

Changes in the kernel/build system:

  • liftstd (with 2 arguments) improved ( liftstd)
  • building on Cygwin with shared libaries
  • building the manual via --enable-doc-build

Original page in the preserved old site: index.php/news/release-of-singular-4-2-1.html.