Exercise · ZW-CONTRADICTION-006 · ★★☆ Intermediate
Under which assignments is a contradiction false?
Choose one option.
Show answer
- A. Under every assignment
Explanation
A contradiction is false in every possible assignment of its components, not just in some.
Review the concept: Contradiction
A compound proposition \(P\) is a contradiction if it is false under every assignment of its components.
\[P\land\neg P\equiv\bot\]
More practice problems: contradiction
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- ZW-CONTRADICTION-008 The final column of a contradiction contains...
- ZW-CONTRADICTION-009 Which of these formulas is contradictory?