Abstract
We prove the decomposition formula for the η-invariant of the compatible Dirac operator on a closed manifoldM which is a sum of two submanifolds with common boundary.
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Communicated by S.-T. Yau
Research partially supported by NSF
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Wojciechowski, K.P. The additivity of the η-invariant. The case of a singular tangential operator. Commun.Math. Phys. 169, 315–327 (1995). https://doi.org/10.1007/BF02099475
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DOI: https://doi.org/10.1007/BF02099475