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logic

Reading some, all, and none precisely

taught

"Some" means at least one, "all" does not promise that anything exists, and "none" rules out every case.

Taught in

What a sentence commits you to
Introduction to Logic

Requires

identify-statements required

Required by

The four categorical statement types (A, E, I, O) required

Local knowledge map

Local knowledge map

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Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.