Number Theory A Seminar held at the Graduate School and University C

  • PDF / 13,834,097 Bytes
  • 314 Pages / 468 x 684 pts Page_size
  • 26 Downloads / 180 Views

DOWNLOAD

REPORT


1052 Number Theory A Seminar held at the Graduate School and University Center of the City University of NewYork 1982

Edited by D.V. Chudnovsky, G.V. Chudnovsky, H. Cohn and M. B. Nathanson I

I

Springer-Verlag Berlin Heidelberg New York Tokyo 1984

Editors

David V. Chudnovsky Gregory V. Chudnovsky Department of Mathematics, Columbia University NewYork, NY 10027, USA

Harvey Cohn Department of Mathematics, C.U.N.Y. City College NewYork, NY 10031, USA Melvyn B. Nathanson Department of Mathematics, Rutgers - The State University Newark, NJ 07102, USA

AMS Subject Classification (1980): 10-06 ISBN 3-54042909-X Springer-Verlag Berlin Heidelberg New York Tokyo ISBN 0-38742909-X Springer-Verlag New York Heidelberg Berlin Tokyo Library of Congress Cataloging in Publication Data. Main entry under title: Number theory. (Lecture notes in mathematics; 1052) 1. Numbers, Theory of-Addresses, essays, lectures. I. Chudnovsky, D. (David), 1947-. II. NewYork Number Theory Seminar (1982-1983) III. Series: Lecture notes in mathematics (Springer-Verlag); 1052. QA3.L28 no. 1052 [QA241] 510s [512'.7] 84-1360 ISBN 0-387q2909-X (U.S.) This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned, specifically those of translation, reprinting, re-use of illustrations, broadcasting, reproduction by photocopying machine or similar means, and storage in data banks. Under § 54 of the German Copyright Law where copies are made for other than private use, a fee is payable to "Verwertungsgesellschaft Wort", Munich. © by Springer-Verlag Berlin Heidelberg 1984 Printed in Germany Printing and binding: Beltz Offsetdruck, Hemsbach/Bergstr. 2146/3140-543210

INTRODUCT ION

In January, Chudnovsky,

1982 four number theorists

Harvey Cohn,

and Melvyn B. Nathanson

New York Number Theory Seminar. spring,

Manhattan.

The Seminar met weekly

during the

This volume

contains

expanded texts of the lectures

The Seminar

continued

academic year, and the reports presented be published

in a subsequent

The organizers Seminar will provide

Center

of New York at II West 42 Street in

delivered in the Seminar.

in the 1982-83

in this second year will

volume.

hope that the New York Number Theory a continuing

in the higher arithmetic,

the annual proceedings theory.

- organized the

1982 semester at the Graduate School and University

of the City University

results

- David and Gregory

opportunity

to discuss recent

and that the publication

will contribute

to research

of

in number

TABLE

OF

CONTENTS

K. A L L A D I , M o m e n t s o f A d d i t i v e F u n c t i o n s a n d S i e v e Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . H. C O H E N a n d H . W . L E N S T R A , JR. , H e u r i s t i c s o n C l a s s Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . .

26

D.V. C H U D N O V S K Y a n d G . V . C H U D N O V S K Y , Pad~ and Rational Approximations to Systems of Functions and their Arithmetic Applications . . . . . . . . . . . . . . . . . . . . . . .