Gil Kalai presents 'the most outrageous conjecture' on proving primes in sparse sets

_onionesque · x · 2026-10-15

Mathematician Gil Kalai proposes a serious contender for "the most outrageous conjecture in mathematics": there is an inherent difficulty in proving infinitude of primes and related results like Möbius randomness for explicit, sparse sets. It grew out of his 2013 MathOverflow question and connects to polymath4 (2009).

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