Sigurdur Helgason

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361 reputation
54
bio website www-math.mit.edu/~helgason
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visits member for 2 years, 6 months
seen Oct 23 '12 at 4:09

Feb
19
awarded  Yearling
Mar
25
awarded  Necromancer
Mar
25
answered Symmetric spaces, Horocycle spaces and intertwining operators
Feb
25
awarded  Necromancer
Feb
25
answered Exceptional isomorphisms of Lie groups
Feb
19
awarded  Mortarboard
Feb
19
awarded  Nice Answer
Feb
19
awarded  Nice Answer
Feb
19
awarded  Necromancer
Feb
19
awarded  Necromancer
Feb
19
answered When are the eigenspaces of the Laplacian on a compact homogeneous space irreducible representations?
Feb
19
awarded  Teacher
Feb
19
answered A bounded homogeneous space which fails to be symmetric?