User: diener Date: 2012/03/07 12:11 PM

Modified: / ET.tex

Log: Add a statement that Multipole can handle arbitrary spin-weights. And that s=-2 should be used for Psi_4.

File Changes:

Directory: / ============

File [modified]: ET.tex Delta lines: +3 -0 =================================================================== --- ET.tex 2012-03-07 17:53:09 UTC (rev 267) +++ ET.tex 2012-03-07 18:11:55 UTC (rev 268) @@ -2039,6 +2039,9 @@ r^2 d\Omega \end{equation} of a projection onto spin-weighted spherical harmonics ${}_s Y_{\ell m}$. +Multipole provides spin-weighted spherical harmonics of arbitrary spin-weight +and can thus be used to decompose fields with different spin-weights. For +$\Psi_4$ the appropriate spin-weight is $s=-2$.

\subsubsection{Object tracking} \label{sec:object-tracking}