User:Boris Tsirelson: Difference between revisions
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imported>John Stephenson m (Protected "User:Boris Tsirelson": Professor Tsirelson has passed away ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite))) |
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<div style="text-align: center;"><span style="border: 0.5em solid rgb(200,200,200); padding: 0.5em;">This author is no longer active on the ''Citizendium''</span></div><br /> | <div style="text-align: center;"><span style="border: 0.5em solid rgb(200,200,200); padding: 0.5em;">This author is no longer active on the ''Citizendium''</span></div><br /> | ||
Latest revision as of 03:25, 22 November 2023
The account of this former contributor was not re-activated after the server upgrade of March 2022.
This author is no longer active on the Citizendium
Boris Tsirelson died on 21 January, 2020 (aged nearly 70).
Professor of mathematics. Editor of Encyclopedia of Mathematics, Wikipedia and Knowino.