Goldbach's conjecture
The conjecture made by the German mathematician Christian Goldbach in 1742, that every even number greater than 2 is the sum of two primes. It is not known whether this is true or false.

Philosophy dictionary. . 2011.

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• Goldbach's conjecture — is one of the oldest unsolved problems in number theory and in all of mathematics. It states::Every even integer greater than 2 can be written as the sum of two primes.Expressing a given even number as a sum of two primes is called a Goldbach… …   Wikipedia

• Goldbach's conjecture — /gōldˈbahhs kən jekˈchər/ (mathematics) noun The theory that every even number greater than 2 is the sum of two prime numbers ORIGIN: C Goldbach (1690–1764), German mathematician …   Useful english dictionary

• Uncle Petros and Goldbach's Conjecture — is a 1992 novel by Greek author Apostolos Doxiadis.It concerns a young man s interaction with his reclusive uncle, who seeks proof that any even number greater than two is the sum of two primes, a famous unsolved mathematics problem called… …   Wikipedia

• Goldbach's comet — is the name given to a plot of the function g(n), the so called Goldbach function. The Goldbach function is studied in relation to Goldbach s conjecture. The function g(n) is defined for all integers n geq 2 to be the number of different ways in… …   Wikipedia

• Goldbach's weak conjecture — In number theory, Goldbach s weak conjecture, also known as the odd Goldbach conjecture, the ternary Goldbach problem, or the 3 primes problem, states that: Every odd number greater than 7 can be expressed as the sum of three odd primes. (A prime …   Wikipedia

• Lemoine's conjecture — In number theory, Lemoine s conjecture, named after Émile Lemoine, also known as Levy s conjecture, after Hyman Levy, states that all odd integers greater than 5 can be represented as the sum of an odd prime number and an even semiprime. To put… …   Wikipedia

• Conjecture De Goldbach — La conjecture de Goldbach stipule que tout nombre entier pair strictement supérieur à 2 peut être écrit comme la somme de deux nombres premiers (le même nombre premier pouvant être utilisé plusieurs fois). C est l un des plus vieux problèmes non… …   Wikipédia en Français

• Conjecture de goldbach — La conjecture de Goldbach stipule que tout nombre entier pair strictement supérieur à 2 peut être écrit comme la somme de deux nombres premiers (le même nombre premier pouvant être utilisé plusieurs fois). C est l un des plus vieux problèmes non… …   Wikipédia en Français

• Goldbach — may refer to:;Places *Germany: **Goldbach, Bavaria, a municipality in Bavaria **Goldbach, Thuringia, a municipality in Thuringia **Goldbach (Crailsheim), a quarter of Crailsheim in Baden Württemberg *Switzerland: **Goldbach, Hasle bei Burgdorf,… …   Wikipedia

• Conjecture de Goldbach — La conjecture de Goldbach stipule que tout nombre entier pair strictement supérieur à 3 peut être écrit comme la somme de deux nombres premiers (le même nombre premier pouvant être utilisé deux fois). C est l un des plus vieux problèmes non… …   Wikipédia en Français