Example Grammar
• Propositional Logic:
– Sentence ® Proposition | Complex Sentence
– Proposition ® P | Q | R | …
– Complex Sentence ® (Sentence) | Ø Sentence |
Sentence Connective Sentence
– Connective ® Ù | Ú | Þ | Û
• Ambiguity not resolved by parentheses
resolved by precedence rules