 any type was implemented:
  <i>
  <code>&gt;</code>,
  <code>&lt;</code>,
  <code>&gt;=</code>,
  <code>=&lt;</code>,
  <code>/=</code>,
  <code>=/=</code>,
  <code>==</code>,
  <code>=:=</code>,
  is_atom/1, is_boolean/1, is_integer/1, is_float/1, is_function/1, is_function/2, is_list/1, is_number/1, is_tuple/1.
  </i>
  </p>
  <p>
  Furthermore, the following list of operators that only simplify boolean expressions was created: <i>and, andalso, or, orelse, xor, not/1</i>.
  </p>
  Examples of usage:
  <u