# Goldbach

**Where primes meet addition**

The trouble returns where primes meet addition. Goldbach’s conjecture (every even number is a sum of two primes) mixes the two worlds, and that is where things get hard. Whether it is provable is open.

Connects to:
- [the threshold](https://mapideas.org/i/s_thr)
- [primes: provable](https://mapideas.org/i/s_primes)

Sources:
- [Wikipedia: Goldbach’s conjecture](https://en.wikipedia.org/wiki/Goldbach%27s_conjecture)

Source: https://mapideas.org/i/s_gold · open on the map: https://mapideas.org/#s_gold