In mathematics, Wiman's sextic is a degree 6 plane curve with four nodes studied by Anders Wiman (1896). It is given by the equation (in homogeneous coordinates)
Its normalization is a genus 6 curve with automorphism group isomorphic to the symmetric group S5.
- Inoue, Naoki; Kato, Fumiharu (2005), "On the geometry of Wiman's sextic", Journal of Mathematics of Kyoto University, 45 (4): 743–757, ISSN 0023-608X, MR 2226628
- Wiman, A. (1896), "Zur Theorie der endlichen Gruppen von birationalen Transformationen in der Ebene", Mathematische Annalen, 48: 195–240, doi:10.1007/BF01446342