Counterexamples: First, transcribe the following arguments into predicate logic. Then state whether the argument is vali
Posted: Thu Jul 07, 2022 2:19 pm
Counterexamples: First, transcribe the following arguments intopredicate logic. Then state whether the argument is valid orinvalid. If it is invalid, provide a counterexample. (That is,provide one interpretation in which the premises are true and theconclusion is false. See the preceding section for a sampleinterpretation.)
15. If anyone is the 45th president of the United States,they’ll be famous. Barack Obama is not the 45th president of theUnited States. Therefore, Barack Obama won’t be famous.
15. If anyone is the 45th president of the United States,they’ll be famous. Barack Obama is not the 45th president of theUnited States. Therefore, Barack Obama won’t be famous.