MODR 1760 Lecture 4: class 4
30 Jul 2016
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There will be a nuclear war affirming the antecedent. If something is a cat then it"s a cat. If there is a nuclear war civilization will be destroyed. Civilization won"t be destroyed denying the consequent (valid) 1[if olaf wins the lotto, olaf goes to denmark] If there is nuclear war then civilization will be destroyed. 1[if i drop the chalk, the chalk will break. ] (but) 2[i didn"t drop the chalk]. (so) 3[the chalk must not be broken. ] 1 + 2 (conditional claims always connect to the other claim) If i major in psychology, [a] i will have to take stats and research methods. I am going to have to resign myself to taking stats. If my integrity is important to me,[a] then i should return the money i found. So, there is proof that i value my integrity. (if a then b) If my integrity is important to me, then i should return the money i found.
