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• CommentRowNumber1.
• CommentAuthorUrs
• CommentTimeDec 6th 2020
• (edited Dec 6th 2020)
• CommentRowNumber2.
• CommentAuthorUrs
• CommentTimeDec 6th 2020

added (here) the statement that the rational Todd class is Chern character of Thom class.

Will also give this statement a little stand-alone entry now, for ease of cross-referencing with Chern character, Thom class, etc.

• CommentRowNumber3.
• CommentAuthorUrs
• CommentTimeJan 18th 2021

for the origin of the Todd character. So the ring-spectrum-map-formulation is not in here yet…

• CommentRowNumber4.
• CommentAuthorUrs
• CommentTime7 days ago
• (edited 7 days ago)

have added (here) brief statement of the relation of the Todd class to the $\hat A$-genus. Will add the same at A-hat genus (thus expanding on the somewhat secondary comment which used to be there)