def solve_nonlinear(self, params, unknowns, resids):

        room_width = params['room_width']
        room_length = params['room_length']

        unknowns['bending_stress_ratio'] = (8.0 * YIELD_STRENGTH_PSI * I) / (0.5*BEAM_HEIGHT_IN * ((0.5 * TOTAL_LOAD_PSI * room_width)  + BEAM_WEIGHT_LBS_PER_IN) * (room_length)**2)
dataset/ETHPy150Open OpenMDAO/OpenMDAO/examples/beam_tutorial.py/BendingStress.solve_nonlinear/swapped operands of `/`