• Invar

  • Referenced in 23 articles [sw00446]
  • Invar Tensor Package. The Invar package is introduced, a fast manipulator of generic ... scalar polynomial expressions formed from the Riemann tensor of a four-dimensional metric-compatible connection ... tensor products of up to seven Riemann tensors within seconds. It has been implemented both...
  • xTensor

  • Referenced in 23 articles [sw04984]
  • manifold and defines all the associated tensors (Riemann, Ricci, Einstein, Weyl, etc.) xTensor does...
  • MathTensor

  • Referenced in 20 articles [sw09364]
  • equations and for detecting symmetries in tensor structures. The author addresses problems emerging from quantum ... demanding task to convert a large Riemann tensor term into a linear combination...
  • Riegeom

  • Referenced in 14 articles [sw00805]
  • tensor calculation. Riegeom can efficiently simplify generic tensor expressions written in the indicial format ... dimension dependent relations of Riemann tensor polynomials. There are tools to manipulate tensors such...
  • ORTOCARTAN

  • Referenced in 3 articles [sw00660]
  • program ORTOCARTAN can calculate the curvature tensors (Riemann, Ricci, Einstein and Weyl) from a given...
  • SageManifolds

  • Referenced in 1 article [sw27192]
  • need to be parallelizable. A given tensor field is then described by its sets ... particular, the computation of the Riemann curvature tensor and associated tensors (Ricci, Weyl, Schouten...
  • tensorA

  • Referenced in 3 articles [sw22678]
  • datasets of tensors on a higher level abstraction. It includes Einstein and Riemann summing conventions...
  • TensorPack

  • Referenced in 1 article [sw23297]
  • TensorPack is based on the Riemann and Canon tensor software packages and uses their functions...
  • ECHO

  • Referenced in 17 articles [sw22269]
  • implemented and a two-wave approximate Riemann solver is used. The induction equation is treated ... neglecting the matter contribution to the stress tensor. ECHO is particularly accurate, efficient, versatile...
  • ccgrg

  • Referenced in 1 article [sw16161]
  • ccgrg -- The symbolic tensor analysis package, with tools for general relativity. Riemann and Weyl curvature ... predefined functions of the package. New tensors are easy to define. Instructions, basic examples...
  • Tensorial

  • Referenced in 2 articles [sw20318]
  • Routines to declare and apply tensor and tensor expression symmetries. Kronecker, generalized Kronecker and Levi ... total, absolute and Lie derivative routines. Christoffel, Riemann, Ricci, Einstein, Weyl and scalar curvature routines...
  • AMBRE

  • Referenced in 22 articles [sw00038]
  • AMBRE - a Mathematica package for the construction of...
  • ATENSOR

  • Referenced in 7 articles [sw00055]
  • ATENSOR - REDUCE program for tensor simplification. Nature of...
  • Cadabra

  • Referenced in 66 articles [sw00097]
  • Cadabra is a powerful computer program for the...
  • Canon

  • Referenced in 5 articles [sw00102]
  • The Canon package: a fast kernel for tensor...
  • CoCoA

  • Referenced in 564 articles [sw00143]
  • CoCoA is a system for Computations in Commutative...
  • GAP

  • Referenced in 2404 articles [sw00320]
  • GAP is a system for computational discrete algebra...
  • Gmsh

  • Referenced in 376 articles [sw00366]
  • Gmsh is a 3D finite element grid generator...
  • KANT/KASH

  • Referenced in 149 articles [sw00481]
  • KASH/KANT is a computer algebra system (CAS) for...