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Results tagged with lattices
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user 25511
Lattices in the sense of discrete subgroups of Euclidean spaces, as used in number theory, discrete geometry, Lie groups, etc. (Not to be confused with lattice theory or lattices as used in physics! For lattices (ordered sets), use the tag: [lattice-theory])
4
votes
2
answers
194
views
Constructions of complex surfaces covered by the ball of $\mathbb{C}^2$
My question is : are there constructions of such surfaces that do not transit through lattices in $\mathrm{PU}(1,2)$? …
- 2,696
6
votes
1
answer
212
views
Is the braid group with $n$ strings $\mathcal{B}_n$ a lattice in a connected semi-simple Lie...
Is the braid group with $n$ strings $\mathcal{B}_n$ known to be a lattice in a connected semi-simple Lie group ? (for $n$, say, bigger than $3$)
Or is it known that it cannot be such a lattice ?
- 2,696