function C = minus(m,n)%minus(m,n): subtract two multivectors.%%See also gable.% GABLE, Copyright (c) 1999, University of Amsterdam% Copying, use and development for non-commercial purposes permitted.%          All rights for commercial use reserved; for more information%          contact Leo Dorst (leo@wins.uva.nl).%%          This software is unsupported.    if isa(m,'double')       m = GA([m;0;0;0;0;0;0;0]);    end    if isa(n,'double')       n = GA([n;0;0;0;0;0;0;0]);    end    T = GAminus(m,n);    if GAautoscalar&isascalar(T)	C=T.m(1);    else	C=T;    end