Logic / Unit 4 Logic 133 short lesson, about 20 seconds
Truth Table: Disjunction
Captions available
The idea
p ∨ q: F only on the row where both are F. Three T rows.
In practice
The four-row card — conjunction's mirror image.
Where people slip
Row one (both true) is T. That's the inclusive reading, now official.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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