Negative conclusion from affirmative premises
A negative conclusion from affirmative premises (also illicit affirmative) occurs when a categorical syllogism has a negative conclusion, but two affirmative premises.
| Cogito ergo sum Logic and rhetoric |
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Not to be confused with negative proof or affirmative conclusion from a negative premise.
It is a syllogistical fallacy and a formal fallacy.
Forms
You commit this fallacy if you use either of the following false syllogisms:
- P1: Some A are B.
- P2: Some B are C.
- C: Some A are not C
- P1: Some A are B.
- P2: Some B are C.
- C: No A are C.
External links
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