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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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An example of nonhomotopic solutions to the Dirichlet problem for harmonic maps in two dimensions
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by Luc Oswald and George Paulik PDF
Proc. Amer. Math. Soc. 104 (1988), 1267-1270 Request permission

Abstract:

Dirichlet problems of the harmonic map system from the disk into the sphere are presented which have multiple nonhomotopic solutions. In particular, it is shown that for any natural number $k$ there is a Dirichlet problem which has at least $k + 1$ nonhomotopic solutions.
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Additional Information
  • © Copyright 1988 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 104 (1988), 1267-1270
  • MSC: Primary 58E20; Secondary 35J25
  • DOI: https://doi.org/10.1090/S0002-9939-1988-0931745-7
  • MathSciNet review: 931745