The flat and the relief : geometric material models in 19th century France
By Frédéric Brechenmacher
What is a good mathematical problem?
By Guillermo Curbera , Elaine Landry , Tinne Hoff Kjeldsen
Appears in collections : Heights, modularity, transcendence / Hauteurs, modularité, transcendance, Abel Prize, The Fields Medallists, Fields medallists - 1954
The Galois groups of the title are those which are associated with elliptic curves over number fields; I shall explain the methods which were introduced in the 1960's in order to prove that they are large, and the questions about them which are still open fifty years later. Galois - elliptic - l-adic - Tate - proofs