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Maryam Mirzakhani 
(Persian: 12 May 1977 – 14 July 2017) was an Iranian[1][5][6][7]mathematician
and a professor of mathematics at Stanford University.[8][9][10] 

Her research topics included 
Teichmüller theory, hyperbolic geometry, 
ergodic theory, and symplectic geometry.[1]

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