<code>13</code> = rotated Clayton copula (180 degrees; <code>survival Clayton'') \cr `14` = rotated Gumbel copula (180 degrees; </code>survival Gumbel”) <br><code>16</code> = rotated Joe copula (180 degrees; <code>survival Joe'') \cr `17` = rotated BB1 copula (180 degrees; </code>survival BB1”;
only for <code>method = "kendall"</code>)<br><code>18</code> = rotated BB6 copula (180 degrees; <code>survival BB6''; only for `method = "kendall"`)\cr `19` = rotated BB7 copula (180 degrees; </code>survival BB7�