Exhibit 23.1
CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
As independent public accountants, we hereby consent to the incorporation by
reference in this registration statement of our reports dated February 16, 2000
included in MathSoft, Inc.'s Annual Report on 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
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ARTHUR ANDERSEN LLP
Boston, Massachusetts
September 13, 2000
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