Suppose that l, m, and w respectively denote the propositions “Linux is good,” “Mac OS is good”, and “Windows is good.” Prove that the statements “Windows is evil. Moreover, Linux is good or Mac OS is...

Suppose that l, m, and w respectively denote the propositions “Linux is good,” “Mac OS is good”, and “Windows is good.”

Prove that the statements “Windows is evil. Moreover, Linux is good or Mac OS is good.” and “Windows is evil and Linux is good, or Windows is evil and Mac OS is good.” are equivalent.