activity
20102026
most citedCentral extensions of groups and adjoint groups of quandles

9 citations · 40 across the 33 of their papers we have counts for

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2 papers · 1 filter

math.GT2022★ 1 cited

Reciprocity of the Chern-Simons invariants of 3-manifolds

Takefumi Nosaka

We pose reciprocity conjectures of the Chern-Simons invariants of 3-manifolds, and discuss some supporting evidence on the conjectures. Especially, we show that the conjectures hol…

math.GT2022

A solvable extended logarithm of the Johnson homomorphism

Takefumi Nosaka

We suggest an extension of a certain logarithm of the total Johnson map in terms of solvable Lie groups. Here, the domain of the map is extended to a subset consisting of exponenti…