Open main menu
Home
Random
Recent changes
Special pages
Community portal
Preferences
About Wikipedia
Disclaimers
Incubator escapee wiki
Search
User menu
Talk
Dark mode
Contributions
Create account
Log in
Editing
Modus ponendo tollens
(section)
Warning:
You are not logged in. Your IP address will be publicly visible if you make any edits. If you
log in
or
create an account
, your edits will be attributed to your username, along with other benefits.
Anti-spam check. Do
not
fill this in!
{{Italic title}} {{Transformation rules}} '''''Modus ponendo tollens''''' ('''MPT''';<ref>Politzer, Guy & Carles, Laure. 2001. 'Belief Revision and Uncertain Reasoning'. ''Thinking and Reasoning''. 7:217β234.</ref> [[Latin]]: "mode that denies by affirming")<ref>{{cite book |last=Stone |first=Jon R. |year=1996 |title=Latin for the Illiterati: Exorcizing the Ghosts of a Dead Language |location=London |publisher=Routledge |isbn=0-415-91775-1 |page=[https://archive.org/details/latinforillitera0000ston/page/60 60] |url=https://archive.org/details/latinforillitera0000ston |url-access=registration }}</ref> is a [[Validity (logic)|valid]] [[rule of inference]] for [[propositional calculus|propositional logic]]. It is closely related to ''[[modus ponens]]'' and ''[[modus tollendo ponens]]''.
Edit summary
(Briefly describe your changes)
By publishing changes, you agree to the
Terms of Use
, and you irrevocably agree to release your contribution under the
CC BY-SA 4.0 License
and the
GFDL
. You agree that a hyperlink or URL is sufficient attribution under the Creative Commons license.
Cancel
Editing help
(opens in new window)