推 jimmy5566:我看書上答案寫{[(1,1)],[(1,2)]},[(1,3)],[(1,4)], 03/24 14:29
→ jimmy5566:[(1,5)],[(2,5)],[(3,5)],[(4,5)],[(5,5)]} 03/24 14:30
→ jimmy5566:看了好久還是看不太懂... 03/24 14:31
→ Byzantin:答案裡這9個equivalence class聯集後就是A， 03/24 14:37
→ Byzantin:建議回去看一下partition的定義 03/24 14:39
推 jimmy5566:那為什麼[(2,3)],[(2,4)]不行? 03/24 14:42
→ Byzantin:[(2,3)] = [(1,4)] [(2,4)] = [(1,5)] 03/24 14:50
推 jimmy5566:我知道了,謝謝 03/24 14:54
推 kai5566:吉米56...為什麼a)小題是那9個阿?? 03/24 20:17
推 jimmy5566:那是b小題的答案 03/24 22:19