>\(a\)</span>, it is
transformed to an unbounded variable <span class="math inline">\(Y\)</span>, where</p>
<p><span class="math display">\[
Y = \log(X - a).
\]</span></p>
</div>
<div id="lower-bound-inverse-transform" class="section level3 unnumbered hasAnchor">
<h3>Lower bound inverse transform<a href="lower-bound-transform.html#lower-bound-inverse-transform" class="anchor-section" aria-label="Anchor link to header"></a></h3>
<p>The inverse of the lower-bound transform maps an unbounded
variable <span cla