Hurwitz's automorphism theorem states that the automorphism group of a compact Riemann
surface of genus
is a finite group whose
group order satisfies the Hurwitz
bound (Hurwitz 1893).
Hurwitz's Automorphism Theorem
See also
Hurwitz Bound, Riemann SurfaceExplore with Wolfram|Alpha
References
Hurwitz, A. "Über algebraische Gebilde mit eindeutigen Transformationen in sich." Math. Ann. 41, 403-442, 1893. https://doi.org/10.1007/BF01443420.Cite this as:
Weisstein, Eric W. "Hurwitz's Automorphism Theorem." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/HurwitzsAutomorphismTheorem.html