Logic - Euclid's Elements - Postulates 1-5 & Propositions 1-8
Logic - Rose - Blair - MBHS - An introduction to Euclid's Elements, with a review of the five postulates, commentary on the meaning of the postulates, and proofs of postulates 1-8, with extensive commentary - collapsible compass vs. rigid compass, the axiomatic method, SAS, coincidence, pons asinorum, proof by contradiction - 9/22/2020
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