Backing up a Truck -with a Fuzzy System FAM Rules and Control Surface LE LC CE RC RI RB PS PM PM PB PB RU NS PS PM PB PB 1510 RV NM NS PS PM PB VE NM NM 18ZE PM PM -40 LV NB NM NS PS PM 20 100 LU NB NB NM NS PS 500 -50 20 025020015010 LB NB NB NM NM NS input2 Both reflect the symmetry of the control system7 Backing up a Truck -with a Fuzzy System FAM Rules and Control Surface LE LC CE RC RI RB PS PM PM PB PB RU NS PS PM PB PB RV NM NS PS PM PB VE NM NM 18ZE PM PM LV NB NM NS PS PM LU NB NB NM NS PS LB NB NB NM NM NS Both reflect the symmetry of the control system