\begin{table} 
\centering
\caption{جدول تحلیل خطای روش عددی}
\label{tab-1}
\begin{tabular}{|c|c|} 
\hline  درصد خطا & گام زمانی\\
\hline $0.00038593968406296$ & $t_1$ \\
$0.00021647695746236$ & $t_2$ \\
$0.000121873192309797$ & $t_3$ \\
$0.0000693384578512024$ & $t_4$ \\
$0.0000403670200717121$ & $t_5$ \\
$0.0000245071452163047$ & $t_6$ \\
$0.0000159006544345553$ & $t_7$ \\
$0.0000112766287504235$ & $t_8$ \\
$0.00000882157918548095$ & $t_9$ \\
\cline{1-2}
\end{tabular}
\end{table}\\