te.Q.t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dd><p>adds a real variable in the csp</p></dd></dl><dl><dt class="spec value" id="val-add_real_var_f"><a href="#val-add_real_var_f" class="anchor"></a><code><span class="keyword">val</span> add_real_var_f : string <span>&#45;&gt;</span> float <span>&#45;&gt;</span> float <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#typ