Chen's Theorem

Chen's Theorem is a theorem developed by Chinese mathematician, Chen Jingrun.

Theorem

Chen's Theorem states that any sufficiently large even number can be written as the sum of:

• two primes
• a prime and a semiprime (a semiprime is the product of two primes)

The theorem was first stated in 1966. Tomohiro Yamada proved Chen's theorem in 2015

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