xt{operator}^\mathrm{\wedge}(x,y) = x^y \]</span></p>
</div>
<div id="unary-prefix-operators-1" class="section level3" number="3.6.2">
<h3><span class="header-section-number">3.6.2</span> Unary prefix operators</h3>
<!-- real; operator-; (real x); -->
<p></p>
<p><code>real</code> <strong><code>operator-</code></strong><code>(real x)</code><br>
Return the negation of the subtrahend x. <span class="math display">\[ \text{operator-}(x) = (-x)
\]</span></p>
<!-- real; operator+; (real x); -->
<p></p>
<p><code>r