by K.Strebel (Author)
A quadratic differential on aRiemann surface is locally represented by a ho- lomorphic function element wh ich transforms like the square of a derivative under a conformal change of the parameter. A quadratic differential defines, in a natural way, a field of line elements on the surface, with singularities at the critical points, i.e.
Format: Hardcover
Pages: 204
Publisher: Springer
Published: 02 Apr 1984
ISBN 10: 3540130357
ISBN 13: 9783540130352