# Mathematician:Christian Goldbach

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## Mathematician

Prussian amateur mathematician who also studied law and medicine.

Best known for posing the Goldbach Conjecture, which also appears as Goldbach's Marginal Conjecture, and a similar weaker conjecture known as Goldbach's Weak Conjecture.

## Nationality

Prussian

## History

- Born: 18 March 1690, Königsberg, Prussia (now Kaliningrad, Russia)
- 1710: Set off on a tour of Europe
- 1711: Met Gottfried Wilhelm von Leibniz in Leipzig, started a correspondence
- 1712: Met Nicolaus I Bernoulli and Abraham de Moivre in London
- 1721: Met Nicolaus II Bernoulli in Venice
- 1723: Started a correspondence with Daniel Bernoulli
- 1724: Back home in Königsberg, met Georg Bernhard Bilfinger and Jakob Hermann
- 1725: Took up positions of professor of mathematics and historian at St Petersburg Academy
- 1728: Appointed tutor for Peter II of Russia, moved to Moscow
- 1729: Began a correspondence with Leonhard Paul Euler
- 1730: After death of Peter II, continues to serve the new empress Anna Ivanovna
- 1732: Moved back to St Petersburg with Anna Ivanovna's court
- 1732: Appointed as corresponding secretary to St Petersburg Academy
- 1737: Responsible for administration of the St Petersburg Academy with J D Schuhmacher
- 1740: Appointed to a senior position in the Ministry of Foreign Affairs, stopped working for St Petersburg Academy
- 1760: Became a privy councillor, wrote guidelines for the education of royal children, which became official practice for a century
- Died: 20 Nov 1764 in Moscow, Russia

## Theorems and Definitions

- Goldbach Partition, also known as a Goldbach Decomposition
- Goldbach Number
- Goldbach Function
- Goldbach's Comet

Results named for **Christian Goldbach** can be found here.

Definitions of concepts named for **Christian Goldbach** can be found here.

## Publications

- 1720:
*Specimen methodi ad summas serierum* - 1724:
*Exercitationes*(Mathematical Exercises) (with Daniel Bernoulli) - 1729:
*De transformatione serierum* - 1732:
*De terminis generalibus serierum*

## Sources

- John J. O'Connor and Edmund F. Robertson: "Christian Goldbach": MacTutor History of Mathematics archive

- 1986: David Wells:
*Curious and Interesting Numbers*... (previous) ... (next): A List of Mathematicians in Chronological Sequence - 1997: David Wells:
*Curious and Interesting Numbers*(2nd ed.) ... (previous) ... (next): A List of Mathematicians in Chronological Sequence - 2014: Christopher Clapham and James Nicholson:
*The Concise Oxford Dictionary of Mathematics*(5th ed.) ... (previous) ... (next): Entry:**Goldbach, Christian**(1690-1764)