n> get_cst_value : <a href="../../Libabsolute/Expr/index.html#type-t">Libabsolute.Expr.t</a> <span>&#45;&gt;</span> <span>Mpq.f Mpqf.tt</span> <span>&#45;&gt;</span> <a href="../../Libabsolute/Expr/index.html#type-t">Libabsolute.Expr.t</a> * Mpqf.t</code></dt><dt class="spec value" id="val-rewrite_ctr"><a href="#val-rewrite_ctr" class="anchor"></a><code><span class="keyword">val</span> rewrite_ctr : <span>(<a href="../../Libabsolute/Expr/index.html#type-t">Libabsolute.Expr.t</a> * <a href="../../Libabsolute