40

Answers
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4
Correspondence between fractal sets and trees
2
Sequences equidistributed modulo 1
11
Blue and red balls puzzle
1
Recurrence and transience of cocycle over a dynamical system
2
Open problems in PDEs, dynamical systems, mathematical physics
0
Liverani’s CLT (a question)
2
Equivalence of two definitions of Lyapunov exponents
10
Non-existence of ergodic measures
4
Characterising ergodicity of continuous maps
7
Old books still used
2
Estimate entropy of a binary process in terms of decay of correlations
25
Not especially famous, long-open problems which anyone can understand
2
Fourier transform of x2 invariant measure
4
Is it realistic to want to classify minimal sub-systems (in small dimension) ?
5
How to detect frequency?
9
Applications of and motivation for von Neumann’s mean ergodic theorem
2
A follow up question related to entropy
2
Importance of Poincaré recurrence theorem? Any example?
1
Generic points and local entropies
1
Topology on the set of linear subspaces
5
A metric for Grassmannians
1
Unique equilibrium states for systems without specification
3
What do singular, atomless invariant measures of $\times d$ look like?
3
How quickly will billiard trajectories cluster?
3
Transitive shifts with multiple fully supported MMEs
4
Any known compact expression for
2
When is an Anosov diffeomorphism mixing?
7
topologically mixing subshifts without ergodic measures (2)
1
Submultiplicative matrix norm: Max Norm
3
A topologically mixing subshift with multiple measures of maximal entropy
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