Exhibit 1 JOINT FILING AGREEMENT The undersigned hereby consent to the joint filing by any of them of a Statement on Schedule 13D and any amendments thereto, whether heretofore or hereafter filed, relating to the securities of Thinking Tools, Inc.,...

                                                                       Exhibit 1

         JOINT FILING AGREEMENT

         The undersigned hereby consent to the joint filing by any of them of a
Statement on Schedule 13D and any amendments thereto, whether heretofore or
hereafter filed, relating to the securities of Thinking Tools, Inc., and hereby
affirm that this Amendment No. 3 to Schedule 13D is being filed on behalf of
each of the undersigned.


                                 
Dated: February 26, 2004            THINKING TECHNOLOGIES, L.P

                                                     By: Xxxxx Capital Management, L.P.

                                                          By:    /s/ Xxxx Xxxxx
                                                              --------------------------
                                                             Name: Xxxx Xxxxx
                                                             Title:   President

Dated: February 26, 2004            EUROPA INTERNATIONAL INC.

                                                     By: Xxxxx Capital Management, L.P.

                                                          By:    /s/ Xxxx Xxxxx
                                                              --------------------------
                                                             Name: Xxxx Xxxxx
                                                             Title:   President

Dated: February 26, 2004            XXXXX CAPITAL MANAGEMENT, L.P.

                                                     By:    /s/ Xxxx Xxxxx
                                                         -------------------------------
                                                     Name:  Xxxx Xxxxx
                                                     Title: President


Dated: Xxxxxxxx 00, 0000                    XXX ACQUISITION, LLC

                                                     By:    /s/ Xxxx Xxxxx
                                                         -------------------------------
                                                     Name:  Xxxx Xxxxx
                                                     Title: Manager

Dated: March 4, 2004                        WOODMAN MANAGEMENT CORPORATION

                                                     By:    /s/ Xxxxx Xxxxxx
                                                         -------------------------------
                                                     Name:  Xxxxx Xxxxxx
                                                     Title: President

Dated: February 26, 2004                                 /s/ Xxxx Xxxxx
                                                     -----------------------------------
                                                     Xxxx Xxxxx

Dated: March 4, 2004                                     /s/ Xxxxx Xxxxxx
                                                     ----------------------------------
                                                     Xxxxx Xxxxxx

Dated: March 4, 2004                                     /s/ Xxxxxx Xxxx
                                                     ----------------------------------
                                                     Xxxxxx Xxxx