PerturbationEquations 0.4.0

The PerturbationEquations Mathematica package provides a set of tools for working with spherical-harmonic decompositions of the first- and second-order Einstein equations and with the Teukolsky equations in Schwarzschild spacetime. See the package website for further details and installation instructions.

What's Changed

• Corrected overall factor of 1/4 in d2G and d2R

Full Changelog: 0.3.0...0.4.0

PerturbationEquations 0.3.0

The PerturbationEquations Mathematica package provides a set of tools for working with spherical-harmonic decompositions of the first- and second-order Einstein equations and with the Teukolsky equations in Schwarzschild spacetime. See the package website for further details and installation instructions.

What's Changed

• Added support for hyperboloidal slicing via a height function.
• Added Master Teukolsky operator to SchwarzschildLinearOperator.
• Added support for the Hartle-Hawking tetrad.
• Added "Master" OutputBasis option for S_0 and S_4 in SchwarzschildQuadraticCovariantSource.
• Fixed missing factors of 2 in master Teukolsky equation source.
• Fixed a missing factor of r^2 in the definition of the master Teukolsky equation source.
• Removed spurious factor of 1/(8Pi) in S0d2G and S4d2G.

Full Changelog: 0.2.0...0.3.0

PerturbationEquations 0.2.0

The PerturbationEquations Mathematica package provides a set of tools for working with the spherical-harmonic decompositions of the first- and second-order Einstein equations and Teukolsky equations in Schwarzschild spacetime. See the package website for further details and installation instructions.

What's Changed

• Update command to load package in the readme by @samdupton in #7
• Combine conversion from Carter tetrad into BLS and BLS to tr into one rule by @samdupton in #8
• Add .gitattributes files by @samdupton in #12
• Correct definition of mu by @samdupton in #13
• Add usage messages for commands to convert from Carter to tr basis by @samdupton in #9
• Typo and version number correction by @samdupton in #14
• Incorporate selection rules for the 3j-symbols by @samdupton in #15

New Contributors

• @samdupton made their first contribution in #7

Full Changelog: 0.1.0...0.2.0

PerturbationEquations 0.1.0

The PerturbationEquations Mathematica package provides a set of tools for working with the spherical-harmonic decompositions of the first- and second-order Einstein equations and Teukolsky equations in Schwarzschild spacetime. See the package website for further details and installation instructions.

Full Changelog: https://github.com/BlackHolePerturbationToolkit/PerturbationEquations/commits/0.1.0