Annali di Matematica Pura ed Applicata

, 60:93

An invariant for certain smooth manifolds


  • James EellsJr.
    • Columbia University
  • Nicolaas H. Kuiper
    • Landbcuwhogeschool
    • Northwestern University

DOI: 10.1007/BF02412768

Cite this article as:
Eells, J. & Kuiper, N.H. Annali di Matematica (1962) 60: 93. doi:10.1007/BF02412768


Starting with Hirzebruch's A-genus we define a numerical invariantμ for certain (4k-1)-manifolds. We produce examples to show howμ can distinguish differentiable structures on certain topological manifolds.

Copyright information

© Nicola Zanichelli Editore 1962