David Gilbarg

He completed his Ph.D. at Indiana University in 1941; his dissertation, titled ''On the Structure of the group of ''p''-adic ''l''-units'', was written under the supervision of Emil Artin.
Gilbarg was co-author, together with his student Neil Trudinger, of the book ''Elliptic Partial Differential Equations of Second Order''. Besides Trudinger, Gilbarg's doctoral students include Jerald Ericksen and James Serrin. Provided by Wikipedia
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