<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Yeah, that should work; an alternative is to defer the estimate until<br>
the next solve.<br>
</blockquote></div><br></div><div class="gmail_extra">Sounds better. As I said one of my users has a zero RHS on the first solve.</div></div>