16 citations · 58 across the 29 of their papers we have counts for
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math.AG2021
On the cuspidal locus in the dual varieties of Segre quartic surface
Nobuhiro Honda, Ayato Minagawa
Motivated by a kind of Penrose correspondence, we investigate the space of hyperplane sections of Segre quartic surfaces which have an ordinary cusp. We show that the space of such…
math.AG2020★ 3 cited
Segre quartic surfaces and minitwistor spaces
Nobuhiro Honda
Segre surfaces in the title mean quartic surfaces in which are the images of weak del Pezzo surfaces of degree four under the anti-canonical map. We first show that…
math.AG2018
Twistors, quartics, and del Pezzo fibrations
Nobuhiro Honda
We investigate the structure of a variety of new Moishezon twistor spaces, by utilizing the pluri-half-anti-canonical map from the twistor spaces. Each of these twistor spaces is b…