2 papers
math.NT2014
On special values of Jacobi-sum Hecke L-functions
Noriyuki Otsubo
For motives associated with Fermat curves, there are elements in motivic cohomology whose regulators are written in terms of special values of generalized hypergeometric functions.…
math.AG2010
On the Abel-Jacobi maps of Fermat Jacobians
Noriyuki Otsubo
We study the Abel-Jacobi image of the Ceresa cycle W_k-W_k^-, where W_k is the image of the k-th symmetric product of a curve X on its Jacobian variety. For the Fermat curve of deg…