Tsuda, Ren; Fujiwara, Takanori Higher-dimensional polytopal universe in Regge calculus. (English) Zbl 1487.83142 PTEP, Prog. Theor. Exper. Phys. 2022, No. 3, Article ID 033E01, 23 p. (2022). MSC: 83E15 51M20 83C27 83F05 83C20 70H45 58J47 × Cite Format Result Cite Review PDF Full Text: DOI arXiv OA License
Tsuda, Ren; Fujiwara, Takanori Oscillating 4-polytopal universe in Regge calculus. (English) Zbl 1528.83010 PTEP, Prog. Theor. Exper. Phys. 2021, No. 8, Article ID 083E01, 20 p. (2021). MSC: 83C27 83F05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv OA License
Hanif, Y.; Saleem, U. Darboux transformation and multi-soliton solutions of the discrete sine-Gordon equation. (English) Zbl 1481.39016 PTEP, Prog. Theor. Exper. Phys. 2020, No. 6, Article ID 063A01, 16 p. (2020). MSC: 39A36 37K35 37K10 37K60 35Q51 × Cite Format Result Cite Review PDF Full Text: DOI arXiv OA License
Tsuda, Ren; Fujiwara, Takanori Expanding polyhedral universe in Regge calculus. (English) Zbl 1524.83016 PTEP, Prog. Theor. Exper. Phys. 2017, No. 7, Article ID 073E01, 17 p. (2017). MSC: 83C27 × Cite Format Result Cite Review PDF Full Text: DOI arXiv OA License