Translations:Water reverberations - book/8/en

${\begin{aligned}b=q*q=\ \left({1,0,0,\ldots ,0,}-2\rho {,\ 0,0,\ldots ,0,3}{\rho }^{2}{,0,0,\ldots ,0,}-{4}{\rho }^{3}{,0,0,\ }\dots \right).\end{aligned}}$

(3)