Celebratio Mathematica

F. Hirzebruch: “The sig­na­ture the­or­em: Re­min­is­cences and re­cre­ation,” pp. 3–​31 in F. Hirzebruch, L. Hör­mander, J. Mil­nor, J.-P. Serre, and I. Sing­er: Pro­spects in math­em­at­ics (Prin­ceton, NJ, 16–18 March 1970). An­nals of Math­em­at­ics Stud­ies 70. Prin­ceton Uni­versity Press, 1971. MR 368023 Zbl 0252.​58009 incollection

F. Hirzebruch, L. Hör­mander, J. Mil­nor, J.-P. Serre, and I. M. Sing­er: Pro­spects in math­em­at­ics. An­nals of Math­em­at­ics Stud­ies 70. Prin­ceton Uni­versity Press, 1971. Zbl 0233.​00003 book

F. Hirzebruch: “Re­sponse for Lars Hörmander and Friederich Hirzebruch,” pp. 389 in Wolf Prize in Math­em­at­ics, vol. 1. Edi­ted by S. S. Chern and F. Hirzebruch. World Sci­entif­ic (River Edge, NJ), 2000. Wolf Prize Ce­re­mony, The Knes­set, Jer­u­s­alem, May 12, 1988. incollection