I just want to know whether p v (q v r) the same as q v (p v r)
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They are always the same! Or & and are both commutative and associative.
Originally Posted by Plato They are always the same! Or & and are both commutative and associative. even though the format is: ~p v (q v r) and I changed it to q v (~p v r)
Originally Posted by TheRekz even though the format is: ~p v (q v r) and I changed it to q v (~p v r) It is both commutative and associative. So, of course!
$\displaystyle p\lor (q\lor r)\leftrightarrow(p\lor q)\lor r\leftrightarrow (q\lor p)\lor r\leftrightarrow q\lor (p\lor r)$
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