solved-link="">DenseMatrix</span>[<span data-unresolved-link="">Double</span>], y: <span data-unresolved-link="">DenseVector</span>[<span data-unresolved-link="">Double</span>]): <span data-unresolved-link="">DenseVector</span>[<span data-unresolved-link="">Double</span>]</span></div><div class="docs"><span class="modifiers"></span><div><div class="originInfo"></div><div class="memberDocumentation"><div class="documentableBrief doc"><p>Backsolve an upper-triangular linear system
with a single RHS</p>
</div>