span>  <span class="va">th</span>,</span>
<span>  Rnorm <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"l1"</span>, <span class="st">"l2"</span>, <span class="st">"linf"</span><span class="op">)</span>,</span>
<span>  Anorm <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"l1"</span>, <spa