'(= (Machine_Beam_Section_Modulus_Left_Minimum ?X) (/ (* (Machine_Beam_Bending_Moment_Left_Maximum ?X) (Machine_Beam_Safety_Factor ?X)) 16000))
(<= (Has-Constraint $X Machine_Beam_Section_Modulus_Left_Minimum_C) (Elevator $X)) (Inherited-Slot-Value Elevator Has-Constraint Machine_Beam_Section_Modulus_Left_Minimum_C) (Used-In-Constraint Machine_Beam_Bending_Moment_Left_Maximum Machine_Beam_Section_Modulus_Left_Minimum_C) (Used-In-Constraint Machine_Beam_Section_Modulus_Left_Minimum Machine_Beam_Section_Modulus_Left_Minimum_C) (Used-In-Constraint Machine_Beam_Safety_Factor Machine_Beam_Section_Modulus_Left_Minimum_C)