viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4><p>true on success, false on failure.</p>
<div class="tsd-comment tsd-typography"><h4>Description</h4><p>Converts the curve to a Non-rational NURBS curve. Non-rational curves have unweighted control points.</p>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/mcneel/rhino3dm/bl