Published November 30, 2014 | Version v1
Journal article

Concentration of the L1-norm of trigonometric polynomials and entire functions

  • 1. Steklov Mathematical Institute of Russian Academy of Sciences (Russian Federation)
  • 2. M. V. Lomonosov Moscow State University, Faculty of Mechanics and Mathematics, Moscow (Russian Federation)

Description

For any sufficiently large n, the minimal measure of a subset of [−π,π] on which some nonzero trigonometric polynomial of order ≤n gains half of the L1-norm is shown to be π/(n+1). A similar result for entire functions of exponential type is established. Bibliography: 13 titles

Availability note (English)

Available from http://dx.doi.org/10.1070/SM2014v205n11ABEH004431

Additional details

Publishing Information

Journal Title
Sbornik. Mathematics
Journal Volume
205
Journal Issue
11
Journal Page Range
p. 1620-1649
ISSN
1064-5616

INIS

Country of Publication
United States
Country of Input or Organization
International Atomic Energy Agency (IAEA)
INIS RN
46069553
Subject category
S97: MATHEMATICAL METHODS AND COMPUTING;
Descriptors DEI
CALCULATION METHODS; GAIN; MATHEMATICAL MODELS; MATHEMATICAL SOLUTIONS; POLYNOMIALS
Descriptors DEC
AMPLIFICATION; FUNCTIONS