MSC2020 · 11L40

Estimates on character sums

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Mapped problems

OP-12087Number theoryOpen

Polya-Vinogradov best constant (squarefree asymptotic) ( $C_{72}$ )

Polya-Vinogradov best constant (squarefree asymptotic): determine C 72 or improve its bounds; the repository records 0 (lower) and frac 1 4 pi approx 0.07958 (upper).

Optimization Constants in Mathematics — Davis, Ivanisvili & Tao· Licensed source statement· 2026

Journals & articles in MSC 11

These are selected sources for the parent class. Article coverage is a first reviewed selection, and may not cover this exact subcategory.

Algebra & Number Theory ↗

Mathematical Sciences Publishers

Algebra, number theory and their connections

EMS Surveys in Mathematical Sciences ↗

European Mathematical Society / EMS Press

Mathematical surveys

Current trends and open problems in arithmetic dynamics
2019 · 3 questions extracted

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Mapped problems

Polya-Vinogradov best constant (squarefree asymptotic) (C72C_{72}C72​)

Journals & articles in MSC 11

Polya-Vinogradov best constant (squarefree asymptotic) ( $C_{72}$ )