1 EXHIBIT 4.26 [ON ILOG S.A. LETTERHEAD] Dear Dr. Bixby: In connection with the acquisition by ILOG S.A. (the "Company") of substantially all of the assets of CPLEX Optimization, Inc. ("CPLEX") pursuant to the Asset Purchase Agreement dated August 4,...Access and Rights Agreement • October 27th, 1997 • Ilog Sa • Services-prepackaged software
