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Hausdorff dimension, box dimension, packing dimension and similar concepts.

18 votes
3 answers
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Dimension of subalgebras of a matrix algebra

If $n$ is given and $A$ is a subalgebra of $M_n(\mathbb C)$, the algebra of $n \times n$ matrices with entries in the field of complex numbers, then what are the possible values of dimension of $A$ as …
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