16

Answers
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5
Matrices that are > 1 in a sense
1
Feasibility of linear equations with few variables mod k
1
Bounds on operator 2-norms on partial traces of linearly related operators
0
Transitive closure of multigraphs
6
Problems known to be in both NP and coNP, but not known to be in P
6
Has this notion of product of graphs been studied?
1
The isomorphism inference rule
5
What would be good to know before starting my undergraduate studies to become a good mathematician?
6
Making sure that you have comprehended a concept
3
Terminology for relation on sets
2
Infinite CPU clock rate and hotel Hilbert
8
How to draw knots with Latex?
4
Drawing (graphs) by numbers: a minimality question (2)
3
Uniformly computable classes of graphs
2
Can every finite graph be represented by one prescribed sequence of natural numbers?
0
Lagrange four-squares theorem: efficient algorithm with units modulo a prime?