Self-dual intervals in the Bruhat order
Björner and Ekedahl (Ann Math (2) 170(2):799-817, 2009) prove that general intervals [e, w] in Bruhat order are "top-heavy", with at least as many elements in the i-th corank as the i-th rank. Well-known results of Carrell (in: Algebraic groups and their generalizations: classical methods...
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| Language: | English |
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Springer Science and Business Media LLC,
2021-02-18T21:47:53Z.
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