In the year 2000 it was announced that seven of the biggest unsolved problems in mathematics would each be given a $1million prize. Only one has been solved.
Watch the Q&A:    • Tom Crawford - Million Dollar Equatio...  
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The seven million dollar equations are: the Riemann hypothesis, Navier-Stokes equations, P vs NP, the Poincare conjecture, Yang-Mills mass-gap hypothesis, the Birch and Swinnerton-Dyer conjecture, and the Hodge conjecture. In this talk, explains four of them.

Chapters:
00:00 - Introduction
05:30 - The seven Millennium Prize problems
09:00 - The Riemann hypothesis
30:41 - P vs NP
46:16 - Poincare conjecture
58:57 - Navier-Stokes equations

Tom Crawford is a mathematician at St Edmund Hall at the University of Oxford where he teaches maths to the first and second year undergraduates and visiting students. Tom completed his PhD in applied maths at the University of Cambridge in 2016, where he conducted experiments looking at where river water goes when it enters the ocean.

Tom’s website: https://tomrocksmaths.com/
Tom’s YouTube channel:    / tomrocksmaths  
Tom on Numberphile:    • Tom Crawford on Numberphile  

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