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                                                                    EXHIBIT 23.2

                       CONSENT OF INDEPENDENT ACCOUNTANTS

As independent public accountants, we hereby consent to the incorporation by
reference in this registration statement of our reports dated January 28, 2000
included (or incorporated by reference) in Gensym Corporation's Form 10-K for
the year ended December 31, 1999 and to all references to our Firm included in
this registration statement.


                                                   /s/ Arthur Andersen LLP



Boston, Massachusetts
June 1, 2000

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