82.2 Description of Goal and Effect The initial condition. s of the controlled object and the final condition, g, are two states of the object in the state space of control problem. The path connecting all the states from s to g is one the possible solutions for the control problem. In ann dimensional space, the states and the control effect can be described as {s1,∴,SN},g={g1 g 2=(gn 12§2.2 Description of Goal and Effect s g The initial condition, s, of the controlled object and the final condition, g, are two states of the object in the state space of control problem. The path connecting all the states from s to g is one the possible solutions for the control problem. In an N dimensional space, the states and the control effect can be described as s={s1 , …, sN}, g={g1 , …, gN}  = [  (gn – g’n ) ] 2 __ n 2 1/2 ' n g