ylm

Evaluate spherical harmonic basis functions $Y_{LM}$ at pixel centers

Contents

Syntax

v = ylm(nSide,L,M,'Param1',Value1,'Param2',Value2,...);

Input Arguments

nSide    HEALPix resolution parameter (power of 2)
L        spherical harmonic degree (0 <= L)
M        spherical harmonic order (-M <= L <= M)
Param    Value
'real'   return real values (true | {false})
'nest'   nested indexing flag (true | {false})

Return Arguments

v       spherical harmonics evaluated at pixel centers

Example

Plot Ylm for (L,M) = (4,2) on nSide = 16 HEALPix sphere

pix = ylm(16,4,2);
hp3d(pix);

Requires

pix2ang

Copyright 2010-2011 Lee Samuel Finn. Terms of Use.