or providing for each decision variable the lower bounds of the search space in case of real-valued or permutation encoded optimisations. Formerly this slot was named <code>min</code>;</p></dd>

    <dt><code>upper</code></dt>
<dd><p>a vector providing for each decision variable the upper bounds of the search space in case of real-valued or permutation encoded optimizations. Formerly this slot was named <code>max</code>;</p></dd>

    <dt><code>nBits</code></dt>
<dd><p>a value specifying the number of bits 