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Cells in Coxeter Groups

Paul E. Gunnells

Cells are subsets of Coxeter groups introduced as a tool in representation theory. Here, the author considers them as geometric objects in their own right, including their visualization.
(pp. 528)
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Serge Lang (1927--2005)

Jay Jorgenson and Steven G. Krantz

In this memorial article, the authors and others recall the life and interests, mathematical and nonmathematical, of a mathematician famous for both.
(pp. 536)
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The Life and Works of Raoul Bott

Loring W. Tu

For this memorial article, the author updates his authorized mathematical biography of his distinguished subject.
(pp. 554)
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