default search action
"A Definition of Negation in Extended Basic Logic."
Frederic Brenton Fitch (1954)
- Frederic Brenton Fitch:
A Definition of Negation in Extended Basic Logic. J. Symb. Log. 19(1): 29-36 (1954)
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.