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context_free_grammar_ambiguous (373B)

      1 # Context free grammar ambiguous
      2 
      3 A [CFG] which is not an [unambiguous_CFG]: some [words] have multiple [parse_trees]
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      5 Some ambiguous CFGs can be replaced by an [unambiguous_CFG] which is [CFG_equivalent], but others cannot because they recognize an [inherently_ambiguous_CFL]
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      7 Up: [context_free_grammar], [ambiguity]
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      9 Aliases: CFG ambiguous, ambiguous CFG, ambiguous CFGs