Landau's problems (English, name)
expansion: Landau's problems
Senses:
topics: mathematics
sciences
glosses: Four basic unsolved problems about prime numbers: (i) is Goldbach's conjecture true?; (ii) is the twin prime conjecture true?; (iii) is Legendre's conjecture true?; (iv) are there infinitely many primes p such that p − 1 is a perfect square?
Forms: