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System for correcting auxiliary verb sequences

  • US 5,535,121 A
  • Filed: 06/01/1994
  • Issued: 07/09/1996
  • Est. Priority Date: 06/01/1994
  • Status: Expired due to Term
First Claim
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1. In a grammar checking system in which sentences are first tagged as to parts of speech, a system for correcting incorrect auxiliary verb sequences having at least two verbs, comprising:

  • means responsive to said tags for detecting starting and ending points of said verb sequence;

    means for identifying the verbs in said sequence;

    a directed acyclic graph containing a set of auxiliary verb sequences;

    means coupled to said directed acyclic graph for determining that said identified verbs are incorrect in accordance with the entries in said directed acyclic graph; and

    ,means for correcting said identified verbs determined to be incorrect.

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