$C_{\mathrm{stat}}$	static bedding modulus
$C_{\mathrm{dyn}}$	dynamic bedding modulus
$E$	elastic modulus
$\rho$	density
$\nu$	Poisson’s ratio
$\eta$	loss factor
$k$	stiffness coefficient
$d_{}$	damping coefficient
$m$	mass
$m_{\mathrm{eff}}$	effective mass
$A_{\mathrm{eff}}$	effective area
$f$	frequency
$F_0$	force
$H\left(i\omega \right)$	transmissibility function
$R\left(i\omega \right)$	subsoil reaction function
$IL\left(\omega \right)$	insertion loss function
$K_{ij}^{\ast }$	complex stiffness functions
$f\left(t\right)$	force function
$u\left(t\right)$	displacement function
$H_{}^{\ast }\left(i\omega \right)$	complex transfer function
${\mathrm{D}}^{\alpha }\equiv \frac{{\mathrm{d}}^{\alpha }}{\mathrm{d}{t}^{\alpha }}$	fractional derivative operator