User:RobertBDurham/Books/Unsolved Problems in Mathematics

Unsolved Problems in Mathematics

First Edition

Introduction

List of unsolved problems in mathematics

List of unsolved problems in statistics

Unsolved Problems in Mathematics

Abc conjecture

Balanced prime

Birch and Swinnerton-Dyer conjecture

Bloch's theorem (complex variables)

Burnside's problem

Congruent number

Consistency

Constant problem

Continuum hypothesis

Covering problem of Rado

Covering system

Cullen number

Diophantine set

Discrepancy of hypergraphs

Discrepancy theory

Divisor summatory function

Einstein problem

Euclid number

Euclid–Mullin sequence

Euler brick

Euler–Mascheroni constant

Fermat number

Fibonacci prime

Friendly number

Gauss circle problem

Gaussian moat

Giuga number

Goldbach's conjecture

Hadamard matrix

Hadamard's maximal determinant problem

Hadwiger–Nelson problem

Hilbert's program

Hermite's problem

Hilbert number

Hilbert's problems

Hilbert's first problem

Hilbert's second problem

Hilbert's third problem

Hilbert's fourth problem

Hilbert's fifth problem

Hilbert's sixth problem

Hilbert's seventh problem

Hilbert's eighth problem

Hilbert's ninth problem

Hilbert's tenth problem

Hilbert's eleventh problem

Hilbert's twelfth problem

Hilbert's thirteenth problem

Hilbert's fourteenth problem

Hilbert's fifteenth problem

Hilbert's sixteenth problem

Hilbert's seventeenth problem

Hilbert's eighteenth problem

Hilbert's nineteenth problem

Hilbert's twentieth problem

Hilbert's twenty-first problem

Hilbert's twenty-second problem

Hilbert's twenty-third problem

Hilbert's twenty-fourth problem

Hodge conjecture

Idoneal number

Inscribed square problem

Invariant subspace problem

Inverse Galois problem

Juggler sequence

Kepler conjecture

Kobon triangle problem

Landau's constants

Landau's problems

Legendre's conjecture

Lindelöf hypothesis

Lychrel number

M/G/k queue

Magic square

McMullen problem

Mersenne prime

Millennium Prize Problems

Moser's worm problem

Moving sofa problem

Navier–Stokes existence and smoothness

Odd greedy expansion

P versus NP problem

Palindromic prime

Perfect number

Poincaré conjecture

Prime quadruplet

Prime triplet

Problems in Latin squares

Problems in loop theory and quasigroup theory

Quasiperfect number

Rassias conjecture

Regular prime

Resolution of singularities

Riemann hypothesis

Riesel number

Sierpinski number

Smale's problems

Superperfect number

Supersingular prime (for an elliptic curve)

Tarski's exponential function problem

Twin prime

Wall–Sun–Sun prime

Water retention on mathematical surfaces

Wieferich prime

Wolstenholme prime

Woodall number

Yang–Mills existence and mass gap

Zarankiewicz problem

ZetaGrid