...data.

$$\begin{eqnarray} \bf {T_0}{(\omega_{\!},s_0)}=\left[ \matrix { {0} & 0 & 0 &...&... ...eft[ \matrix{ f~d \cr 0 \cr 0 \cr...\cr 0 \cr } \right] \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...frequencies.

$$\begin{eqnarray} \mathcal T_0=\left( \matrix { {\bf {T_0}{(\omega_{1},s_0)} } & ... .....\cr \bf {D}{(\omega_{N_{\omega_{\!}}})} \cr } \right) \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...level.

$$\begin{eqnarray} \mathcal H=\left( \left\vert \matrix { {1} & 0 &...& 0 \cr 0 &... ..._0^{1} \cr \i_0^{2} \cr ...\cr \i_0^{N_z} \cr } \right) \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...levels.

$$\begin{eqnarray} \Delta \bf{U}=\left[ \matrix{ \Delta u^{1}\cr \Delta u^{2}\cr \... ...}\cr \Delta s^{3}\cr...\cr \Delta s^{N_z} \cr } \right] \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...dispersion.

$$\begin{eqnarray} \Delta \mathcal U= \left( \matrix{ \Delta \bf{U}{(\omega_{1})} ... ...cr \Delta \bf{\S}\cr ...\cr \Delta \bf{\S}\cr } \right) \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...z.

$$\begin{eqnarray} \Delta \mathcal R=\left( \matrix{ \Delta \i^{1} \cr \Delta \i^{2} \cr ...\cr \Delta \i^{N_z} \cr } \right) \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...$\widehat {\bf{U_0}}$).

$$\begin{eqnarray} \bf{U_0}= \left[ \matrix{ u_0^{1}\cr u_0^{2}\cr u_0^{3}\cr...\c... .....& ... \cr 0 & 0 & 0 &...& {u_0^{N_z} } \cr } \right] \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...$\widehat{\mathcal U_0}$).

$$\begin{eqnarray} \mathcal U_0= \left( \matrix{ \bf{U_0}{(\omega_{1})} \cr \bf{U_... ... {\bf{U_0}}{(\omega_{N_{\omega_{\!}}})} } \cr } \right) \nonumber \end{eqnarray}$$

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.