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Grigori Perelman
George Bergman, CC BY-SA 4.0, via Wikimedia Commons

scientist

Grigori Perelman

Scientist · born June 13, 1966

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About

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.

Adapted from Wikipedia (CC BY-SA 4.0).

Milestones, by age

Dated facts from Wikidata; ages marked “about” come from year-only dates.

  1. ~40Received the Fields medal2006
  2. ~44Named Millennium Problems2010

Sources

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Sources (2)

Also born on June 13

Grigori's most notable birthday twins

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Stellan Skarsgård

Actor

1951 · Sweden

Stellan John Skarsgård is a Swedish actor. He is known for his collaborations with director Lars von Trier, appearing in Breaking the Waves (1996), Dancer in the Dark (2000), Dogville (2003), Melancholia (2011), and Nymphomaniac (2013).

Harald Krichel, CC BY-SA 4.0, via Wikimedia Commons

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Sources (2)
Tim Allen
actor

Tim Allen

Actor

1953 · United States

Timothy Alan Dick, known professionally as Tim Allen, is an American actor and comedian.

MingleMediaTVNetwork, CC BY-SA 2.0, via Wikimedia Commons

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Sources (2)
Malcolm McDowell
actor

Malcolm McDowell

Actor

1943 · United Kingdom

Malcolm McDowell is an English actor. He first became known for portraying Mick Travis in Lindsay Anderson's If. (1968), a role he later reprised in O Lucky Man! (1973) and Britannia Hospital (1982).

Georges Biard, CC BY-SA 3.0, via Wikimedia Commons

Sources (2)
Kat Dennings
actor

Kat Dennings

Actor

1986 · United States

Katherine Victoria Litwack, known professionally as Kat Dennings, is an American actress.

Kevin Paul, CC BY 4.0, via Wikimedia Commons

Sources (2)