function y = mult3(x1,x2,x3)
%MULT3 Node. Ternary multiplication function.
%
%   Y = MULT3(X1,X2,X3) returns as Y the result of X1.*X2.*X3
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%   (c) Dominic Searson 2009-2015
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%   GPTIPS 2
%   
%   See also ADD3

y=x1.*x2.*x3;