bounded sum

bounded sum

[¦bau̇n·dəd ′səm]
(mathematics)
For two fuzzy sets A and B, with membership functions mA and mB, the fuzzy set whose membership function mAB has the value mA (x) + mB (x) for every element x for which mA (x) + mB (x) ≤ 1, and has the value 1 for every element x for which mA (x) + mB (x) ≥ 1.