$F_a={\mathrm{e}}^{Ka}$	$U_a={{\displaystyle \int }}_0^a{\mathrm{e}}^{K\left(a-\tau \right)}\mathit{L}{\mathit{L}}^T{\mathrm{e}}^{K^T\left(a-\tau \right)}\mathrm{d}\tau$
$M_r={{\displaystyle \int }}_0^r{\mathrm{e}}^{K\tau }\mathrm{d}\tau$	$C_r={{\displaystyle \int }}_0^r{{\displaystyle \int }}_{\tau }^r{\mathrm{e}}^{K\left(r-\tau \right)}\mathit{L}{\mathit{L}}^T{\mathrm{e}}^{K^T\left(a-\tau \right)} \mathrm{d}a \mathrm{d}\tau$
$B_r={{\displaystyle \int }}_0^r{{\displaystyle \int }}_{\tau }^r{{\displaystyle \int }}_{\tau }^r{\mathrm{e}}^{K\left(a-\tau \right)}\mathit{L}{\mathit{L}}^T{\mathrm{e}}^{K^T\left(b-\tau \right)} \mathrm{d}a \mathrm{d}b \mathrm{d}\tau$