On semi-invariants of tilted algebras of type $A_{n}$
Tom 90 / 2001
Colloquium Mathematicum 90 (2001), 253-267
MSC: 14L30, 16G10.
DOI: 10.4064/cm90-2-5
Streszczenie
We prove that for algebras obtained by tilts from the path algebras of equioriented Dynkin diagrams of type $A_n$, the rings of semi-invariants are polynomial.