• SINGULAR

  • Referenced in 1472 articles [sw00866]
  • baserings are polynomial rings over a field (e.g., finite fields, the rationals, floats, algebraic extensions...
  • Nike2D

  • Referenced in 61 articles [sw12115]
  • Nike2D: an implicit, finite deformation, finite element code for analyzing the static and dynamic response ... ring, and a cylindrical bar impacting a rigid wall. NIKE2D is an implicit, finite-deformation...
  • Givaro

  • Referenced in 7 articles [sw00354]
  • Primes fields, Extensions Fields, Finite Fields, Finite Rings, Polynomials, Algebraic numbers, Arbitrary precision integers...
  • PushForward

  • Referenced in 4 articles [sw19979]
  • PushForward -- pushforward functor for finite ring maps. PushForward is a package that implements the pushforward ... functor for finite ring maps. Caveat: dWorks only for maps of rings finitely generated over...
  • Mod-p group cohomology

  • Referenced in 8 articles [sw08638]
  • algebra system. It computes modular cohomology rings of finite groups. It yields minimal presentations ... complete computation of the mod-2 cohomology rings of all groups of order ... compute the mod-p cohomology of various finite simple groups (for different primes p), including ... first computation of the mod-2 cohomology ring of the third Conway group, showing that...
  • homalg

  • Referenced in 30 articles [sw00411]
  • between categories of finitely presented modules over so-called computable rings, i.e. rings R where...
  • Letterplace

  • Referenced in 21 articles [sw36844]
  • with non-commutative finitely presented associative algebras over fields and rings...
  • BGG

  • Referenced in 13 articles [sw27518]
  • bounded complexes of finitely generated modules over a polynomial ring and the derived category...
  • ZEN

  • Referenced in 3 articles [sw23762]
  • fast computation in finite extension over finite rings...
  • LieRing

  • Referenced in 7 articles [sw14079]
  • contains functionality for working with finitely presented Lie rings and the Lazard correspondence...
  • Congruence

  • Referenced in 2 articles [sw08632]
  • finite index in integral group rings of finite groups. E. Jespers, G. Leal [in Manuscr ... index in the integral group ring of a finite group G provided G does ... Wedderburn components, that is, 2×2 matrix rings over either the rationals, a quadratic imaginary ... matrix rings over the rationals introducing finitely many of the so called Farey units...
  • Fermat

  • Referenced in 41 articles [sw00277]
  • multivariate polynomials, symbolic calculations, matrices over polynomial rings, graphics, and other numerical calculations ... matrix algebra over the rationals Q and finite fields. On the Mac side, there...
  • InvariantRing

  • Referenced in 1 article [sw12134]
  • Computing the invariant ring of a finite group. We give an overview ... contains tools for describing the invariant ring of finite group actions on polynomial rings...
  • finvar.lib

  • Referenced in 2 articles [sw00291]
  • Singular 2.0 library for computing invariant rings of finite groups...
  • Quasidegrees

  • Referenced in 2 articles [sw30289]
  • graded structure of multigraded finitely generated modules over a polynomial ring. The quasidegree ... finitely generated module over a ℤd-graded polynomial ring. This package also computes the quasidegree...
  • Help

  • Referenced in 16 articles [sw14497]
  • augmentations of torsion units in integral group rings using a method developed by Luthar, Passi ... Conjecture and the Prime Graph Question for finite groups, once characters are known. It uses...
  • STAR-CCM+

  • Referenced in 28 articles [sw07683]
  • rotary kiln. During this production process, rings may occur which may lead to shutdowns ... resolution of this model based on the finite volume technique and implemented in the software ... radiative heat transfer which creates the rings reduce in the zones of ring formation. Many...
  • symmetry

  • Referenced in 3 articles [sw14839]
  • finite groups and continuous groups are supported. The topics are: Molien series for invariant ring ... completeness of invariant ring or module of equivariants; fundamental invariants for finite groups by Sturmfels...