Oh dear, yet another mathematical giant has left us (after Peter Swinnerton-Dyer, Elias Stein and Jean Bourgain). He was also a former master of Trinity College Cambridge, and extraordinarily energetic right into his late 80s.https://twitter.com/NGhoussoub/status/1083776547847204865 …
Oh, this is indeed a tremendous blow. Such an extraordinary human being. I am as stricken as I was at the loss of Vladimir Arnol'd (and of Chern.) It is perhaps some small consolation to note that he very generously left so much of himself behind:http://bit.ly/2RLWJHm