# Differences

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 sav07_homework_1_solution [2007/03/19 12:00]wikiadmin sav07_homework_1_solution [2007/03/19 12:02] (current)wikiadmin Both sides previous revision Previous revision 2007/03/19 12:02 wikiadmin 2007/03/19 12:00 wikiadmin 2007/03/19 12:00 wikiadmin 2007/03/17 19:00 vkuncak 2007/03/17 18:58 vkuncak 2007/03/17 18:51 vkuncak 2007/03/17 18:24 vkuncak 2007/03/17 18:24 vkuncak 2007/03/17 18:18 vkuncak 2007/03/17 18:14 vkuncak 2007/03/17 18:13 vkuncak 2007/03/17 18:01 vkuncak created 2007/03/19 12:02 wikiadmin 2007/03/19 12:00 wikiadmin 2007/03/19 12:00 wikiadmin 2007/03/17 19:00 vkuncak 2007/03/17 18:58 vkuncak 2007/03/17 18:51 vkuncak 2007/03/17 18:24 vkuncak 2007/03/17 18:24 vkuncak 2007/03/17 18:18 vkuncak 2007/03/17 18:14 vkuncak 2007/03/17 18:13 vkuncak 2007/03/17 18:01 vkuncak created Line 7: Line 7: ​ - holds. Namely, suppose ​ <​latex>​(x,​z) \in r \circ (s \cap t) ​. + holds. Namely, suppose ​ <​latex>​(x,​z) \in r \circ (s \cap t)​. Then there is a y such Then there is a y such - that <​latex>​(x,​y) \in r​ and <​latex>​(y,​z) \in s \cap t​. ​ Therefore, + that <​latex>​(x,​y) \in r​ and <​latex>​(y,​z) \in s \cap t ​. ​ Therefore, <​latex>​(y,​z) \in s​ and <​latex>​(y,​z) \in t​. ​ From <​latex>​(x,​y) \in r​ and <​latex>​(y,​z) \in s​ we <​latex>​(y,​z) \in s​ and <​latex>​(y,​z) \in t​. ​ From <​latex>​(x,​y) \in r​ and <​latex>​(y,​z) \in s​ we have <​latex>​(x,​z) \in r \circ s​. Similarly, have <​latex>​(x,​z) \in r \circ s​. Similarly,