\begin{table}[htbp]
\centering
%\caption{DADOS-FONTE1-UN.}
\caption{Resultados: CRE com interpolação, Poisson, $T=\dfrac{-1}{5}e^{3x} + 3x + 2$, $m=3$, malha uniforme.}
\begin{tabular}{ccccc}
\toprule
$N$ & $l_1$ & $l_{\infty}$ & $p_{E}^{*}$ - $l_1$ & $p_{E}^{*}$ - $l_{\infty}$
\\ \midrule
  11&&&&\\
  21&&&&\\
  41&&&&\\
  81&8.0261350153E-14&1.1822415782E-13&&\\
 161&3.0454200799E-16&4.6365317726E-16&8.0419203703E+00&7.9942631080E+00\\
 321&1.1861593245E-18&1.8127489867E-18&8.0041996292E+00&7.9987230636E+00\\
 641&4.6270080650E-21&7.0823980243E-21&8.0020024763E+00&7.9997255279E+00\\
1281&1.8060973549E-23&2.7666882875E-23&8.0010601422E+00&7.9999340039E+00\\
2561&7.0521973278E-26&1.0807324067E-25&8.0005871025E+00&8.0000069491E+00\\
5121&2.6471830199E-28&4.0448650322E-28&8.0574710903E+00&8.0617020713E+00\\
10241&6.3828635738E-30&1.4126696142E-29&5.3741103203E+00&4.8395955618E+00\\
20481&1.0944917456E-28&1.8732904271E-28&-4.0999134517E+00&-3.7290785841E+00\\
40961&1.0475330866E-28&2.4162331896E-28&6.3265261616E-02&-3.6718510891E-01\\
81921&2.0147235008E-28&4.1170026642E-28&-9.4358604539E-01&-7.6883468700E-01\\
163841&1.4938380425E-28&3.6875819164E-28&4.3155811404E-01&1.5891928435E-01\\
\bottomrule
\end{tabular}
%\label{tab:addlabel}
\end{table}
