View source for Riemann-Schwarz surface

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A [[Minimal surface|minimal surface]] stretched over a $4$-sided [[Polygon|polygon]]. It is one of the first more general solutions to the [[Plateau problem|Plateau problem]]. Analytically it is expressed using the [[Christoffel–Schwarz formula|Christoffel–Schwarz formula]]. It was first studied by B. Riemann (1872) and H.A. Schwarz (1874).



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====References====
<table><TR><TD valign="top">[a1]</TD> <TD valign="top">  J.C.C. Nitsche,   "Vorlesungen über Minimalflächen" , Springer  (1975)</TD></TR></table>