Conformal Mappings & Riemann Surfaces

Complex Analysis Riemann (1851) Cite
Primary: Riemann, Koebe
Publication: Conformal mappings
Year: 19th–20th c.
URL: Wikipedia

Conformal = angle-preserving. Riemann mapping theorem (simply connected → disc). Uniformization. Riemann surfaces as one-dimensional complex manifolds.

graph TD D1["Def: Conformal map\npreserves angles\nf'(z)≠0"] D2["Def: Riemann surface\n1-dim C-manifold"] D3["Def: Genus g\n topological invariant"] T1["Thm: Riemann mapping\nsimply connected Ω≠ℂ\n⇒ Ω ≅ 𝔻"] T2["Thm: Uniformization\nRiemann surf ⇒ ℂ̂,ℂ,𝔻"] T3["Thm: Measurable RMT\nμ on 𝕊¹ ⇒ exists f:𝔻→Ω"] T4["Thm: Koebe 1/4\nunivalent f, f(0)=0\n⇒ f(𝔻)⊃B(0,|f'(0)|/4)"] T5["Thm: Carathéodory\nextension to boundary"] D1 --> T1 D2 --> T2 D3 --> T2 T1 --> T3 T1 --> T4 T1 --> T5 classDef definition fill:#b197fc,color:#fff classDef theorem fill:#51cf66,color:#fff class D1,D2,D3 definition class T1,T2,T3,T4,T5 theorem

Process Statistics

  • Nodes: 13
  • Edges: 11
  • Definitions: 3
  • Theorems: 5
Frontier: Teichmüller theory, extremal length, SLE, conformal field theory. math.CV