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 |
Key articles |
General logic |
Bad logic |
v - t - e |
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.
gollark: Actually, if they only block irc.osmarks.net, fun quirks of how stuff is set up means that you can just access [LITERALLY ANY SUBDOMAIN APART FROM SOME WHICH DO NOT WORK].osmarks.net.
gollark: Kit-: we can workaround DNS blocking with some effort.
gollark: Actually, it is.
gollark: We will process this in 0.23 as to 623 gigayears.
gollark: No, you should subduct.
External links
This article is issued from Rationalwiki. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.