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Goldbach's conjecture

British  
/ ˈɡəʊldˌbɑːxs /

noun

  1. the conjecture that every even number greater than two is the sum of two prime numbers

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Goldbach's conjecture

named after C. Goldbach (1690–1764), German mathematician

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Chen, a prodigious talent, spent a lifetime working on Goldbach’s conjecture — the still unsolved theory that every even integer greater than two is the sum of two prime numbers.

From Nature

In making the closing argument for the motion of no confidence during Wednesday’s debate, Tom Watson, the deputy leader of the Labour Party, was careful to acknowledge the efforts that May had already made to solve the political equivalent of Goldbach’s conjecture.

From The New Yorker

For instance, we now know that Goldbach’s conjecture holds up to 4 x 1018.

From Scientific American

One of the most famous unsolved problems involving primes is Goldbach’s conjecture, which states that every even number greater than 2 can be expressed as the sum of two primes.

From Scientific American

Goldbach’s conjecture, which states that every even integer is the sum of two primes, is known to be true for numbers up to 1018.

From Scientific American