Table 4 Computations of $\mathbf{-}{\mathit{\theta }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$ and $\mathbf{-}{\mathit{\varphi }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$ at different values of Nb and Nt

Nb

$\mathbf{-}{\mathit{\theta }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$

$\mathbf{-}{\mathit{\varphi }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$

Nt

$\mathbf{-}{\mathit{\theta }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$

$\mathbf{-}{\mathit{\varphi }}^{\mathbf{\prime }}\mathbf{(}\mathbf{0}\mathbf{)}$