The following questions refer to fuzzy systems. (a) Explain precisely and fully the process of fuzzification and defuzzification in a fuzzy system. (b) Suppose you are given two fuzzy sets A and B with membership fuzzy functions m, (x) and mg(x) given by: for x < 2 for x 2 -{ for x < 2 for x 2 Write the the membership functions for (i) union of A and B, and (ii) intersection of A and B? m(x) = {** ma(x) =