propositional equivalence and the law of logic. Amy is at the college or she is studying at home; Amy is not at the college or she is playing a piano; If Amy is playing a piano, she falls behind with the math project. If Amy falls behind with the math project, she asks her professor for help Amy is not studying; Therefore, Amy asks her professor for help.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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  1. propositional equivalence and the law of logic.
  • Amy is at the college or she is studying at home;
  • Amy is not at the college or she is playing a piano;
  • If Amy is playing a piano, she falls behind with the math project.
  • If Amy falls behind with the math project, she asks her professor for help
  • Amy is not studying;
  • Therefore, Amy asks her professor for help.

Note: Clearly indicate your propositions and the laws you use in your proof.


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