Galois actions on complex braid groups
classification
🧮 math.GR
math.AGmath.NT
keywords
groupcomplexgaloisabsoluteactionactionsassociatedbraid
read the original abstract
We establish the faithfulness of a geometric action of the absolute Galois group of the rationals that can be defined on the discriminantal variety associated to a finite complex reflection group, and review some possible connections with the profinite Grothendieck-Teichm\"uller group.
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