Ishitsuka, Yasuhiro; Ito, Tetsushi; Ohshita, Tatsuya Explicit calculation of the mod 4 Galois representation associated with the Fermat quartic. (English) Zbl 1491.11065 Int. J. Number Theory 16, No. 4, 881-905 (2020). MSC: 11G25 11D41 11F80 11G10 14H50 14K15 14K30 PDFBibTeX XMLCite \textit{Y. Ishitsuka} et al., Int. J. Number Theory 16, No. 4, 881--905 (2020; Zbl 1491.11065) Full Text: DOI arXiv
da Cruz, Leonardo P. C.; Romanovski, Valery G.; Torregrosa, J. The center and cyclicity problems for quartic linear-like reversible systems. (English) Zbl 1446.34046 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 190, Article ID 111593, 19 p. (2020). Reviewer: Alexander Rudenok (Minsk) MSC: 34C05 34C07 34C23 34C25 34C14 PDFBibTeX XMLCite \textit{L. P. C. da Cruz} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 190, Article ID 111593, 19 p. (2020; Zbl 1446.34046) Full Text: DOI Link