s2as.m

FISMAT accommodates different arithmetic operators, fuzzification and defuzzification algorithm, imp

function f = s2as(ua,ub)

% f=s2as(ua,ub)
%
% algebraic sum s2(ua,ub) = ua+ub - ua*ub
%
% FSTB - Fuzzy Systems Toolbox for MATLAB
% Copyright (c) 1993-1996 by Olaf Wolkenhauer
% Control Systems Centre at UMIST
% Manchester M60 1QD, UK
%
% 8-Feb-1994
 
f = ua+ub-(ua.*ub);