Grigory Barenblatt

Grigory Isaakovich Barenblatt (; July 10, 1927 – June 21, 2018) was a Russian mathematician. He was born in Moscow. He was an emeritus Professor in Residence at the Department of Mathematics of the University of California, Berkeley and Mathematician at Department of Mathematics, Lawrence Berkeley National Laboratory. 
Barenblatt died on June 21, 2018 at the age of 90.