A note on rigidity of 3-Sasakian manifolds

Pedersen, Henrik; Poon, Yat

doi:10.1090/S0002-9939-99-04889-3

A note on rigidity of 3-Sasakian manifolds
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by Henrik Pedersen and Yat Sun Poon PDF

Proc. Amer. Math. Soc. 127 (1999), 3027-3034 Request permission

Abstract:

Making use of the relations among 3-Sasakian manifolds, hypercomplex manifolds and quaternionic Kähler orbifolds, we prove that complete 3-Sasakian manifolds are rigid.

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