Skip to Main Content

Mathematics of Computation

Published by the American Mathematical Society since 1960 (published as Mathematical Tables and other Aids to Computation 1943-1959), Mathematics of Computation is devoted to research articles of the highest quality in computational mathematics.

ISSN 1088-6842 (online) ISSN 0025-5718 (print)

The 2024 MCQ for Mathematics of Computation is 1.78.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.

 

Quadratic fields with four invariants divisible by $3$
HTML articles powered by AMS MathViewer

by Daniel Shanks and Richard Serafin PDF
Math. Comp. 27 (1973), 183-187 Request permission

Corrigendum: Math. Comp. 27 (1973), 1012.
Corrigendum: Math. Comp. 27 (1973), 1011-1012.

Abstract:

Imaginary quadratic fields are developed that have four invariants divisible by 3. Their associated real fields are found to differ in one significant respect: one case has two elementary generators and the other has only one.
References
    A. Scholz, "Über die Beziehung der Klassenzahlen quadratischer Körper zueinander," Crelle’s J., v. 166, 1932, pp. 201-203. A. Scholz & Olga Taussky, "Die Hauptideale der kubischen Klassenkörper imaginär quadratischer Zahlkörper: ihre rechnerische Bestimmung und ihr Einfluss auf den Klassenkörperturm," Crelle’s J., v. 171, 1934, pp. 19-41.
  • Daniel Shanks, New types of quadratic fields having three invariants divisible by $3$, J. Number Theory 4 (1972), 537–556. MR 313220, DOI 10.1016/0022-314X(72)90027-3
  • Maurice Craig, Irregular Discriminants, Dissertation, University of Michigan, Ann Arbor, Mich., 1972.
  • Daniel Shanks and Peter Weinberger, A quadratic field of prime discriminant requiring three generators for its class group, and related theory, Acta Arith. 21 (1972), 71–87. MR 309899, DOI 10.4064/aa-21-1-71-87
  • E. S. Golod and I. R. Šafarevič, On the class field tower, Izv. Akad. Nauk SSSR Ser. Mat. 28 (1964), 261–272 (Russian). MR 0161852
  • Peter Roquette, On class field towers, Algebraic Number Theory (Proc. Instructional Conf., Brighton, 1965) Thompson, Washington, D.C., 1967, pp. 231–249. MR 0218331
Similar Articles
  • Retrieve articles in Mathematics of Computation with MSC: 12A25, 12A50
  • Retrieve articles in all journals with MSC: 12A25, 12A50
Additional Information
  • © Copyright 1973 American Mathematical Society
  • Journal: Math. Comp. 27 (1973), 183-187
  • MSC: Primary 12A25; Secondary 12A50
  • DOI: https://doi.org/10.1090/S0025-5718-1973-0330097-0
  • MathSciNet review: 0330097