ew <tt>LPproblem</tt> is exactly the same as <tt>problem</tt>.  If we transform <tt>problem</tt> to LCP, its representation will change <pre class="programlisting"> problem.qp2lcp </pre>
<pre class="programlisting">-------------------------------------------------
Linear complementarity problem
	Num variables:                3
	Num inequality constraints:   0
	Num equality constraints:     0
	Solver:                     LCP
-------------------------------------------------
</pre> But we keep the original pr