of Fuzzy Sets</p></td>
      </tr><tr><td>
          <p><code><a href="grapes-entails-grapes.html">`%entails%`</a></code> </p>
        </td>
        <td><p>Entailment between implication sets</p></td>
      </tr><tr><td>
          <p><code><a href="grapes-equals-grapes.html">`%==%`</a></code> </p>
        </td>
        <td><p>Equality in Sets and Concepts</p></td>
      </tr><tr><td>
          <p><code><a href="grapes-grapes.html">`%-%`</a></code> </p>
        </td>
        <td><p>Difference in Sets</p></td