logic
Destructive dilemma
taught
If P then Q; if R then S; not Q or not S; so not P or not R.
Taught in
-
Constructive and destructive dilemma
Introduction to Logic
Requires
- constructive-dilemma-form required
- modus-tollens-form required
Required by
Local knowledge map
Local knowledge map
Click to expand
Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.