| Formula-Expression = | |
| ( Formula-Expression ) | | |
| Atomic-Formula-Expression | | |
| Quantified-Formula-Expression | | |
| Formula-Expression & Formula-Expression | | |
| Formula-Expression or Formula-Expression | | |
| Formula-Expression implies Formula-Expression | | |
| Formula-Expression iff Formula-Expression | | |
| not Formula-Expression | | |
| contradiction | | |
| thesis . | |
Last modified: June 26, 2000