The ghost of an index theorem

Harte, Robin

doi:10.1090/S0002-9939-1989-0975646-8

The ghost of an index theorem
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by Robin Harte

Proc. Amer. Math. Soc. 106 (1989), 1031-1033

DOI: https://doi.org/10.1090/S0002-9939-1989-0975646-8

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Correction: Proc. Amer. Math. Soc. 128 (2000), 3145-3148.

Abstract:

The "index theorem" whose spirit we invoke says that the index of a product of Fredholm operators is the sum of their indexes; our extension is to operators with "generalized inverses".

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