 -4.684756e-02  0.0468605417 -7.841952e-08 -8.219226e-09</span></span>
<span><span class="co">#&gt; t2   -4.684756e-02  1.377112e-01 -0.1707231494  4.797169e-04  2.416003e-08</span></span>
<span><span class="co">#&gt; dt    4.686054e-02 -1.707231e-01  0.3915152910 -9.292910e-04 -1.699689e-04</span></span>
<span><span class="co">#&gt; k    -7.841952e-08  4.797169e-04 -0.0009292910  6.536323e-06  8.415252e-11</span></span>
<span><span class="co">#&gt; beta -8.219226e-09  2.416003e-08 -0.0001699689  8.415252e-