Filtrations on instanton homology
classification
🧮 math.GT
keywords
homologyfiltrationsgradingsinstantonkhovanovsurviveabuttingappeared
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In earlier work of the authors, the Khovanov complex of a knot or link appeared as the first page in a spectral sequence abutting to the instanton homology. The quantum and (co)homological gradings on Khovanov homology do not survive as gradings, but we show that they survive as filtrations.
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