Arthur Geoffrey Walker
Prof Arthur Geoffrey Walker FRS FRSE (17 July 1909 in Watford, Hertfordshire, England – 31 March 2001) was a British mathematician who made important contributions to physics and physical cosmology. Although he was an accomplished geometer, he is best remembered today for two important contributions to general relativity.
Arthur Geoffrey Walker | |
|---|---|
| Born | 17 July 1909 Watford, Hertfordshire, England |
| Died | 31 March 2001 (aged 91) |
| Alma mater | Balliol College, Oxford Merton College, Oxford University of Edinburgh |
| Occupation(s) | Mathematician, math professor |
| Spouse | Phyllis Ashcroft Freeman (m. 1939) |
Together with H. P. Robertson, they devised the well-known Robertson-Walker metric for the Friedmann–Lemaître–Robertson–Walker cosmological models, which are exact solutions of the Einstein field equation. Together with Enrico Fermi, he introduced the notion of Fermi–Walker differentiation.
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