Constructing normal bases in finite fields

  • Authors:
  • Joachim von zur Gathen;Mark Giesbrecht

  • Affiliations:
  • Department of Computer Science, University of Toronto Toronto, Ontario 1115S 1A4, Canada;Department of Computer Science, University of Toronto Toronto, Ontario 1115S 1A4, Canada

  • Venue:
  • Journal of Symbolic Computation
  • Year:
  • 1990

Quantified Score

Hi-index 0.00

Visualization

Abstract

An efficient probabilistic algorithm to find a normal basis in a finite field is presented. It can, in fact, find an element of arbitrary prescribed additive order. It is based on a density estimate for normal elements. A similar estimate yields a probabilistic polynomial-time reduction from finding primitive normal elements to finding primitive elements.