Grigori Perelman

Historical eventAugust 222006

Grigori Perelman

Grigori Perelman was awarded the Fields Medal for his proof of the Poincaré conjecture in mathematics but refused to accept the medal.

20th anniversary in 2026

Everything on August 22Original source

In context

When
Tuesday, August 22 200620 years ago
Category
Historical eventA dated happening — a battle, treaty, launch, discovery, disaster or decision — recorded on this calendar day.
Era
21st century · 2000s
Anniversary
20th in 2026
Recorded from
Wikipedia “On this day” feed

At a glance

Dates: From 2006.

What happened

Grigori Yakovlevich Perelman is a Russian mathematician and geometer who is known for his contributions to the fields of geometric analysis, Riemannian geometry, and geometric topology. In 2005, Perelman resigned from his research post in Steklov Institute of Mathematics and in 2006 stated that he had quit professional mathematics, owing to feeling disappointed over the ethical standards in the field. He lives in seclusion in Saint Petersburg and has declined requests for interviews since 2006.

August 22 through the years

Other entries on the same calendar day, in order.

  1. 1991Iceland
  2. 1992Federal Bureau of Investigation
  3. 1999China Airlines Flight 642
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  6. 2004The Scream
  7. 2006Pulkovo Aviation Enterprise Flight 612
  8. 2006Grigori Perelman
  9. 2007Texas Rangers (baseball)
  10. 20122012–2013 Tana River District clashes
  11. 20152015 Shoreham Airshow crash

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Everything we record for 2006 →

Sources

Cite this page

“Grigori Perelman”, What's On This Date, https://whatsonthisdate.com/app/event/grigori-perelman-2006-august-22, accessed October 27, 2026.

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Questions about this entry

When did Grigori Perelman happen?

August 22 2006 — 20 years ago, on a Tuesday.

Where does this text come from?

Wikipedia “On this day” feed. Summaries are short adaptations that link back to the source, not reprints.

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