Formula_13037

\[\begin{gathered}c^{\prime}\left(k_{1}, k_{2}\right)= \\=c\left(k_{1}, k_{2}\right) h\left(k_{1}\right) \tau_{k_{1}}\left(h\left(k_{2}\right)\right) h\left(k_{1} k_{2}\right)^{-1} c\left(k_{1}, k_{2} k_{3}\right) .\end{gathered}\]