3 STATES
JUST DRAW TABLE AND AS WE CAN SEE ONLY Q4 IS FINAL STATE
NOW EQUIVALENCE 0 -------> [q0 q1 q2 q3] [q4]
equivalence 1 -------------->[q0] [q1 q2 q3] [q4]
why q1 q2 q3 is in same set because
on seeing q1 on a we get q4
q2, q3 on a also q4
on seeing q1 on b we get q2
q2 on b q1
q3 on b q2
WHICH ARE IN THE SAME SET IN EQUIVALENCE 0 AS FOR a IT IS Q4 WHICH IS IN ONE SET
FOR B IT IS Q1,Q2 WHICH IS ALSO IN SAME SET SO ONLY 3 STATES
IN Q0 ON A IT IS GOING TO Q3 WHICH IS DIFFERENT SET FROM Q4 SO SEPERATE Q0
ON 2ND EQUIVALENCE ALSO GOT SAME RESULT