Exhibit a(6)


             CREDIT SUISSE WARBURG PINCUS CAPITAL APPRECIATION FUND

                            Certificate of Amendment

      The undersigned, being the Vice President and Secretary of Credit Suisse
Warburg Pincus Capital Appreciation Fund, a trust with transferable shares of
the type commonly called a Massachusetts business trust (the "Trust"), DOES
HEREBY CERTIFY that, pursuant to the authority conferred upon the Trustees of
the Trust by Section 9.3 of the Agreement and Declaration of Trust, dated
January 20, 1987, as amended to date (as so amended, the "Declaration"), and by
the affirmative vote of a majority of the Trustees at a meeting duly called and
held on October 2, 2001, the first sentence of Section 1.1 of the Declaration is
hereby amended to read as in its entirety as follows:

      The name of the Trust shall be "Credit Suisse Capital Appreciation Fund"
      effective as of December 12, 2001, and so far as may be practicable the
      Trustees shall conduct the Trust's activities, execute all documents and
      sue or be sued under that name, which name (and the word "Trust" wherever
      used in this Agreement and Declaration of Trust, except where the context
      otherwise requires) shall refer to the Trustees in their capacity as
      Trustees, and not individually or personally, and shall not refer to the
      officers, agents or employees of the Trust or of such Trustees, or to the
      holders of the Shares of Beneficial Interest of the Trust, of any Series.

      IN WITNESS WHEREOF, the undersigned has set his hand and seal this 16th
day of October, 2001.



                                          /s/Hal Liebes
                                          -------------
                                          Hal Liebes
                                          Vice President and Secretary

                                 ACKNOWLEDGMENT


STATE OF New York             )
                              ) ss.
COUNTY OF New York            )

                                                              October 16, 2001
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      Then personally appeared the above-named Hal Liebes and acknowledged the
foregoing instrument to be his free act and deed.


      Before me,

                                          /s/George Travers
                                          ------------------------------------
                                          Notary Public

                                          My commission expires: 7/15/03
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