Negation
Download
1 / 16

Negation - PowerPoint PPT Presentation


  • 103 Views
  • Uploaded on

Negation. “not” ~. T. F. Disjunction. “or” V Only False when both statements are false. Conjunction. “and” ^ Only true when both statements are true. C onditional. “If….,then” → Only false when true then false. Biconditional. “If and only if” ↔

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Negation' - heaton


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

T

F



  • “or”

  • V

  • Only False when both statements are false



  • “and”

  • ^

  • Only true when both statements are true


C onditional
Conditional





Co nverse
COnverse


C hange o rder ex p q converse q p
Change OrderEx. p→q converse: q→p


I nverse
Inverse


Negate both ex p q i nverse p q
Negate bothEx. p→qinverse: ~p→~q



C hange o rder and negate both ex p q contrapositve q p
Change Order and negate bothEx. p→qcontrapositve: ~q→~p

ALWAYS LOGICALLY EQUIVALENT TO THE ORIGINAL


ad