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Results tagged with solvable-groups
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user 142838
A solvable group is a group whose derived series terminates in the trivial subgroup.
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Is the continued fraction of a constructible number special in some way?
Rationals have finite CF and quadratic have periodic CF. CF in turn can be represented in terms of the modular group SL2(Z), e.g. using the standard generators S(z)=-1/z and T(z)=z+1. On the other han …
