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Nguyễn Quốc Thắng
Proc. Japan Acad. Ser. A Math. Sci. 97 (9), 67-72, (November 2021) DOI: 10.3792/pjaa.97.013 Open Access
KEYWORDS: Brauer groups, weak approximation, Galois cohomology, Tate–Shafarevich kernel, local and global field, Reductive group, 11E72, 14G20, 20G10
Dongho Byeon, Gyeoul Han
Proc. Japan Acad. Ser. A Math. Sci. 97 (9), 73-75, (November 2021) DOI: 10.3792/pjaa.97.014 Open Access
KEYWORDS: Elliptic curve, quartic twist, root number, 11G05, 11G07
Hitoshi Yamanaka
Proc. Japan Acad. Ser. A Math. Sci. 97 (9), 76-81, (November 2021) DOI: 10.3792/pjaa.97.015 Open Access
KEYWORDS: GKM graph, torus graph, equivariant cohomological rigidity, equivariant total Chern class, 55N91, 57S12
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