Semibricks, torsion-free classes and the Jordan-Hölder property

Li Wang, Jiaqun Wei, Haicheng Zhang +1

Let $\mathcal{C}$ be an extriangulated category and $\mathcal{X}$ be a semibrick in $\mathcal{C}$. Let $\mathcal{T}$ be the filtration subcategory generated by $\mathcal{X}$. We in…