2 papers
gr-qc2025
The extended inner shadow of Kerr-Taub-NUT black hole with thin disk flows
Yu-Yan Wang, Meng-Die Zhao, Xin-Yu Wang +1
In this paper, we apply numerical backward ray-tracing to study the observational appearance of Kerr-Taub-NUT (KTN) black holes illuminated by thin accretion disk flows. We obtaine…
math.AG2025
Infinity Branches and Asymptotic Analysis of Algebraic Space Curves: New Techniques and Applications
Sonia Pérez-DÃaz, Li-Yong Shen, Xin-Yu Wang +1
Let C represent an irreducible algebraic space curve defined by the real polynomials fi(x1, x2, x3) for i = 1, 2. It is a recognized fact that a birational relationship invariably…