Soil_type = 1 \section{Given data} Number of storeys = 4 \section{Mass} \[ \begin{bmatrix*}[r] 8.0000e+00 & 0.0000e+00 & 0.0000e+00 & 0.0000e+00 \\ 0.0000e+00 & 8.0000e+00 & 0.0000e+00 & 0.0000e+00 \\ 0.0000e+00 & 0.0000e+00 & 4.0000e+00 & 0.0000e+00 \\ 0.0000e+00 & 0.0000e+00 & 0.0000e+00 & 4.0000e+00 \\ \end{bmatrix*} \] \section{Stiffness matrix} \[ \begin{bmatrix*}[r] 1.8000e+03 & -8.0000e+02 & 0.0000e+00 & 0.0000e+00 \\ -8.0000e+02 & 1.4000e+03 & -6.0000e+02 & 0.0000e+00 \\ 0.0000e+00 & -6.0000e+02 & 1.2000e+03 & -6.0000e+02 \\ 0.0000e+00 & 0.0000e+00 & -6.0000e+02 & 6.0000e+02 \\ \end{bmatrix*} \] \section{Eigen vector} \[ \begin{bmatrix*}[r] -9.1441e-02 & 1.8481e-01 & 2.7904e-01 & -6.7962e-02 \\ -1.8720e-01 & 2.0735e-01 & -1.6423e-01 & 1.4140e-01 \\ -2.6424e-01 & -7.4460e-02 & -1.3371e-01 & -3.9592e-01 \\ -3.0556e-01 & -3.0027e-01 & 1.4983e-01 & 2.0981e-01 \\ \end{bmatrix*} \] \section{Omega square} \[ \begin{bmatrix*}[r] 2.0283e+01 & 0.0000e+00 & 0.0000e+00 & 0.0000e+00 \\ 0.0000e+00 & 1.1280e+02 & 0.0000e+00 & 0.0000e+00 \\ 0.0000e+00 & 0.0000e+00 & 2.8385e+02 & 0.0000e+00 \\ 0.0000e+00 & 0.0000e+00 & 0.0000e+00 & 4.3306e+02 \\ \end{bmatrix*} \] \section{Frequency} \[ \begin{Bmatrix*}[r] 4.5036e+00 \\ 1.0621e+01 \\ 1.6848e+01 \\ 2.0810e+01 \\ \end{Bmatrix*} \] \section{Time periods} \[ \begin{Bmatrix*}[r] 1.3951e+00 \\ 5.9159e-01 \\ 3.7293e-01 \\ 3.0193e-01 \\ \end{Bmatrix*} \] \section{Level floor} \[ \begin{Bmatrix*}[r] 4.0000e+00 \\ 8.0000e+00 \\ 1.2000e+01 \\ 1.6000e+01 \\ \end{Bmatrix*} \] \section{Modal participation factor} \[ \begin{Bmatrix*}[r] -4.5083e+00 \\ 1.6383e+00 \\ 9.8306e-01 \\ -1.5693e-01 \\ \end{Bmatrix*} \] g = 9.81 \section{Modal mass} \[ \begin{Bmatrix*}[r] 2.0325e+01 \\ 2.6841e+00 \\ 9.6641e-01 \\ 2.4628e-02 \\ \end{Bmatrix*} \] \section{Modal contribution} \[ \begin{Bmatrix*}[r] 8.4687e+01 \\ 1.1184e+01 \\ 4.0267e+00 \\ 1.0262e-01 \\ \end{Bmatrix*} \] \section{Sa by g} \[ \begin{Bmatrix*}[r] 7.1678e-01 \\ 1.6904e+00 \\ 2.5000e+00 \\ 2.5000e+00 \\ \end{Bmatrix*} \] \section{A h} \[ \begin{Bmatrix*}[r] 1.7203e-02 \\ 4.0569e-02 \\ 6.0000e-02 \\ 6.0000e-02 \\ \end{Bmatrix*} \] plotHangle = 1