Suppose there are two sets, A={a,b,c} and B={x,y} All ordered pairs in form of (element of A, element of B) All ordered pairs in form of (element of B, element of A)
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1This is not even a question.... – Arturo Magidin Aug 22 '19 at 21:13
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So, what have you tried? Also, please see here: https://math.meta.stackexchange.com/questions/9959/how-to-ask-a-good-question – Jack Crawford Aug 22 '19 at 21:14
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$$A\times B = \{(a,x),(b,x),(c,x),(a,y),(b,y),(c,y)\}$$
$$B\times A= \{(x,a),(x,b),(x,c),(y,a),(y,b),(y,c)\}$$
Mohammad Riazi-Kermani
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