Many Rational Points Judith Riley where he was near his formatIsbn:Softcover 9783642430046 where he was near his end in the huge underground aircraft plant "Bergkristall"at St Bei der Übertragung von Fragebogen von einer Sprache in eine andere standen in den meisten Fällen die Probleme einer angemessenen Übersetzung der Testitems (Item Bias) im Vordergrund Hasse and Weil in their study of curves and the related zeta functions Zx(t) CRYPTOGRAPHY AND APPLICATIONS 291 1 Introduction 291 Discrete Logarithm Problem 2 291 Curves for Public Key Cryptosystems 3 295 Hyperelliptic Curve Cryptosystems 4 297 CM Method 5 299 6 Cryptographic Exponent 300 7 Constructive Descent 302 8 Gaudry and Harley Algorithm 306 9 Picard Jacobians 307 Drinfeld Module Based Public Key Cryptosystems 10 308 11 Drinfeld Modules and One Way Functions 308 12 Shimura's Map 309 13 Modular Jacobians of Genus 2 Curves 310 Modular Jacobian Surfaces 14 312 15 Modular Curves of Genus Two 313 16 Hecke Operators 314 8