
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 TRANSITIONAL//EN">

<HTML>

<HEAD>

  <META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=UTF-8">

  <META NAME="GENERATOR" CONTENT="GtkHTML/1.1.9">

</HEAD>

<BODY>

Hello,<BR>

<BR>

is it possible to impose that a field variable (variable for which we solve) should be > 0, for instance?<BR>

<BR>

Fabian

</BODY>

</HTML>