function fc = erb2fc(erb)
%ERB2FC calculates center frequency from a given erb index
%
%   Usage: fc = erb2fc(erb)
%
%   For a given ERB index in [cam], this function calculates
%   an equivalent center frequency.
%
%   Url: http://amtoolbox.org/amt-1.2.0/doc/common/erb2fc.php

% Copyright (C) 2009-2022 Piotr Majdak, Clara Hollomey, and the AMT team.
% This file is part of Auditory Modeling Toolbox (AMT) version 1.2.0
%
% This program is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with this program.  If not, see <http://www.gnu.org/licenses/>.

    fc = (10.^(erb/21.366)-1)./0.004368;
end