Abstract
We prove that the largest first eigenvalue of the Dirac operator among all Hermitian metrics on the complex projective space of odd dimension m, larger than the Fubini-Study metric is bounded by (2m(m+1))1/2.
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Mathematics Subject Classification (2000): 53C27, 58J50, 58J60.
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Davaux, H., Min-Oo, M. Vafa-Witten bound on the complex projective space. Ann Glob Anal Geom 30, 29–36 (2006). https://doi.org/10.1007/s10455-005-9013-5
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DOI: https://doi.org/10.1007/s10455-005-9013-5