Cramér's conjecture
In
mathematics,
Cramér's conjecture, formulated by
Swedish mathematician Harald Cramér in
1937, states that
where
pn denotes the
n-th
prime number; this conjecture is unproven until today. Cramér also formulated another conjecture concerning prime numbers, stating that
which he proved using the (as-of-yet unproven)
Riemann hypothesis.