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Traditional Logic I Chapter XII - Memoria Press

Traditional Logic I Chapter XII - Memoria Press

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Rule IV: The middle term must<br />

be distributed at least once<br />

All angels Pd are spiritual beings Mu<br />

All men Sd are spiritual beings Mu<br />

Therefore, all men Sd are angels Pu<br />

Slide 12-19<br />

Slide 12-20<br />

Possibility #2<br />

(premises true &<br />

conclusion false:<br />

Possibility #1<br />

(premises true&<br />

conclusion true):<br />

Spiritual Beings<br />

Spiritual Beings<br />

Angels<br />

Angels<br />

Men<br />

Men<br />

All angels Pd are spiritual beings Mu<br />

All men Sd are spiritual beings Mu<br />

Therefore, all men Sd are angels Pu

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