推 weeeeeeeeell:如果我猜的沒錯 R^2是從R取transitive closure兩次 10/04 13:27
→ weeeeeeeeell:因為R已經transitive 所以R^2=R 自然也transitive 10/04 13:27
→ weeeeeeeeell:定義沒給 我是"猜的" 10/04 13:28
if R is transitive on a set A,
prove or disprove R^2 is transitive or not transitive
謝謝
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 218.166.113.243