3 papers
math.NT2025
A full-rank subgroup of Bloch Groups of CM Fields
Wenhuan Huang
This article generalizes the result of Burns et al (2022), to find an algorithm to find some elements generating a full-rank subgroup of the torsion-free part of Bloch group of a c…
math.NT2024
Sum of two squares in biquadratic fields
Wenhuan Huang
This paper gives an algorithm to determine whether a number in a biquadratic field is a sum of two squares, based on local-global principle of isotropy of quadratic forms.
math.NT2023
Sum of two squares in cyclic quartic fields
Wenhuan Huang
This paper gives an algorithm to determine whether a number in a cyclic quartic field is a sum of two squares, mainly based on local-global principle of isotropy of quadratic forms…