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question
8
Is the Cheeger constant of an induced subgraph of a cube at most 1?
Feb 6, 2012
answer
8
When is a matrix power nonnegative
Oct 10, 2011
question
3
Graph drawing: unrooted undirected tree graphs with specified edge lengths
Oct 27, 2011
answer
3
partial differential equation for ruled surfaces
Oct 11, 2011
question
2
How to compute the stationary distribution?
Jan 13, 2012
answer
2
Cases of almost-linear time solvable linear systems
Oct 21, 2011
answer
2
Extensions of the Koebe–Andreev–Thurston theorem to sphere packing?
Jan 13, 2012
answer
1
multigrid boundary conditions and variable operator
Oct 10, 2011
answer
1
Grobner fan linked to associahedra?
Oct 10, 2011
answer
1
"local variables" in first-order formulas
Oct 11, 2011