\begin{Schunk}
\begin{Sinput}
 is.list(colMresults)
\end{Sinput}
\begin{Soutput}
[1] TRUE
\end{Soutput}
\begin{Sinput}
 print(colMresults[[1]])
\end{Sinput}
\begin{Soutput}
          ds           x1           x2 
 1.000000000  0.004130791 -0.085854129 
\end{Soutput}
\begin{Sinput}
 print(colMresults[[2]])
\end{Sinput}
\begin{Soutput}
        ds         x1         x2 
2.00000000 0.02841649 0.06292265 
\end{Soutput}
\end{Schunk}
