'no'>fig</span>,
  <span class='no'>z</span>,
  <span class='kw'>x</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/seq.html'>seq</a></span>(<span class='fl'>0</span>, <span class='fl'>1</span>, <span class='kw'>length.out</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/nrow.html'>nrow</a></span>(<span class='no'>z</span>)),
  <span class='kw'>y</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/seq.html'>seq</