These assumptions have meant that science since the seventeenth century has been widely considered to be objective, value-free, context-free knowledge of the external world. |
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This algorithm will produce a state machine for parsing a given context-free grammar. |
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Categorial grammar is like a combination of context-free grammar and types. |
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There is a pumping lemma for CFLs similar to the one for regular sets. It can be used in the same way to show that certain sets are not context-free. |
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