Deformations of \(\text{GL}_ 2(\mathbb{C})\) and \(\text{SL}_ 2(\mathbb{C})\)
Main result: There is a one-to-one correspondence between the set of quadratic bialgebras with generator set \(U\) and the set of subalgebras of \((U^*)^{\otimes^2}\), where \(U^*\) is the algebra dual to \(U\).
scientific article; zbMATH DE number 1028458