SpinFrames: NP and GHP form of spinor equations
Authors: Thomas Bäckdahl and Steffen Aksteiner © 2015 under GPL.
SpinFrames is a package for Newman-Penrose (NP) and Geroch-Held-Penrose (GHP) expansions of covariant spinorial differential equations in dimension 4 of Lorentzian signature.
Download and installation
Current version: 0.5.0 (as of 23 August 2015). It is recommended to download the main xAct bundle, but you can also download the different files separately:
- SpinFrames.nb: source file.
- SpinFrames.m: package file. This file is automatically generated by Mathematica when SpinFrames.nb is saved. This is the only essential file.
- SpinFramesExamples.nb: examples file.
- General Public License.
See the file Installation notes.