When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Dr Lear shows how Aristotle's discussion of logical consequence, validity and proof can contribute to topical debates in the philosophy of logic. Aristotle was the first and one of the greatest logicians.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.