bleeck@3: % This external file is included as part of the 'aim-mat' distribution package
bleeck@3: % (c) 2011, University of Southampton
bleeck@3: % Maintained by Stefan Bleeck (bleeck@gmail.com)
bleeck@3: % download of current version is on the soundsoftware site: 
bleeck@3: % http://code.soundsoftware.ac.uk/projects/aimmat
bleeck@3: % documentation and everything is on http://www.acousticscale.org
bleeck@3: 
tomwalters@0: function x=solve(p,y)
tomwalters@0: % solves the polynom p for the value at y
tomwalters@0: %
tomwalters@0: %   INPUT VALUES:
tomwalters@0: % input: a polynom
tomwalters@0: %  
tomwalters@0: %   RETURN VALUE:
tomwalters@0: % return value(s) are the values, where the polynom is equal the
tomwalters@0: % y-value
tomwalters@0: %
tomwalters@0: 
tomwalters@0: p(end)=p(end)-y;
tomwalters@0: x=roots(p);