
Invar
 Referenced in 35 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 fourdimensional metriccompatible connection ... tensor products of up to seven Riemann tensors within seconds. It has been implemented both...

xTensor
 Referenced in 33 articles
[sw04984]
 manifold and defines all the associated tensors (Riemann, Ricci, Einstein, Weyl, etc.) xTensor does...

MathTensor
 Referenced in 21 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 16 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 5 articles
[sw00660]
 program ORTOCARTAN can calculate the curvature tensors (Riemann, Ricci, Einstein and Weyl) from a given...

SageManifolds
 Referenced in 3 articles
[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...

GREAT.m
 Referenced in 1 article
[sw32882]
 metric, the Christoffel connection, the Riemann, Ricci and Einstein tensors, the Ricci scalar ... tensorsquares of the Ricci and Riemann tensors. The tensors are consistent with the standard...

TensoriaCalc
 Referenced in 1 article
[sw32179]
 Mathematica package TensoriaCalc, which tackles (semi)Riemannian tensor calculus problems encountered in general relativity, cosmology ... calculates geometric objects  Christoffel symbols, the Riemann curvature tensor, Ricci tensor and scalar, etc.  given...

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 29 articles
[sw22269]
 implemented and a twowave 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 30 articles
[sw00038]
 AMBRE  a Mathematica package for the construction of...

ATENSOR
 Referenced in 12 articles
[sw00055]
 ATENSOR  REDUCE program for tensor simplification. Nature of...

Cadabra
 Referenced in 92 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 659 articles
[sw00143]
 CoCoA is a system for Computations in Commutative...

GAP
 Referenced in 3222 articles
[sw00320]
 GAP is a system for computational discrete algebra...

GeM
 Referenced in 100 articles
[sw00332]
 We present a recently developed Maplebased “GeM...