64 citations
- Institut Camille JordanFR3 papers
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math.CO2010★ 8 cited
A q-analogue of Catalan Hankel determinants
Masao Ishikawa, Hiroyuki Tagawa, Jiang Zeng
In this paper we shall survey the various methods of evaluating Hankel determinants and as an illustration we evaluate some Hankel determinants of a q-analogue of Catalan numbers.…
cond-mat.str-el2010★ 25 cited
Ab initio Low-Dimensional Physics Opened Up by Dimensional Downfolding: Application to LaFeAsO
Kazuma Nakamura, Yoshihide Yoshimoto, Yoshiro Nohara +1
An ab initio downfolding method is formulated to construct low-dimensional models for correlated electrons. In addition to the band downfolding by constrained random phase approxim…