from Circular Statistics Toolbox (Directional Statistics) by Philipp Berens
Compute descriptive and inferential statistics for circular or directional data.

circ_ang2rad(alpha)
function alpha = circ_ang2rad(alpha)

% alpha = circ_ang2rad(alpha)
%   converts values in degree to radians
%
% Circular Statistics Toolbox for Matlab

% By Philipp Berens, 2009
% berens@tuebingen.mpg.de - www.kyb.mpg.de/~berens/circStat.html

alpha = alpha * pi /180;

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