The descent method for equations over groups
A new class of equations \(r(t)=1\) solvable over a torsion-free group is obtained. This class contains, for example, all equations of the form \(a_1ta_2t\cdots a_mtb_1t^{-1}b_2t^{-1}\cdots b_kt^{-1}=1\).
scientific article; zbMATH DE number 1028784