The Cheeger constant of simply connected, solvable Lie groups
Date
2004Source
Proceedings of the American Mathematical SocietyVolume
132Issue
5Pages
1525-1529Google Scholar check
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We show that the Cheeger isoperimetric constant of a solvable simply connected Lie group G with Lie algebra script G sign is h(G) = max H ∈ script G sign, ∥H∥=1 tr(ad(H)).