Ten years ago on January 27, 2009, Polymath1 was proposed by Tim Gowers and was launched on February 1, 2009. The first project was successful and it followed by 15 other formal polymath projects and a few other projects of similar nature.

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- discussion (8)
- finding primes (8)
- hot spots (7)
- Improving Roth bounds (1)
- mock-up (2)
- news (9)
- planning (7)
- polymath proposals (32)
- polymath5 (1)
- research (13)

## Top Posts

- Polymath projects 2021
- Polymath proposal: bounded gaps between primes
- The Erdős discrepancy problem has been solved by Terence Tao
- A new polymath proposal (related to the Riemann Hypothesis) over Tao's blog
- A sort of Polymath on a famous MathOverflow problem
- General polymath rules
- Polymath 13 - a success!
- Polymath proposal: finding simpler unit distance graphs of chromatic number 5
- Proposal: deterministic way to find primes
- Polymath8 - A Success !