[tex]b=\{1;\ 3;\ 5;\ 7;\ 9\}\\\\susets:\\\{1\};\ \{3\};\ \{5\};\ \{7\};\ \{9\}\\\{1;\ 3\};\ \{1;\ 5\};\ \{1;\ 7\};\ \{1;\ 9\}\\\{3;\ 5\};\ \{3;\ 7\};\ \{3;\ 9\}\\\{5;\ 7\};\ \{5;\ 9\}\\\{7;\ 9\}\\\{1;\ 3;\ 5\};\ \{1;\ 3;\ 7\};\ \{1;\ 3;\ 9\}\\\{1;\ 5;\ 7\};\ \{1;\ 5;\ 9\}\\\{1;\ 7;\ 9\}\\\{3;\ 5;\ 7\};\ \{3;\ 5;\ 9\}\\\{5;\ 7;\ 9\}\\\{1;\ 3;\ 5;\ 7\};\ \{1;\ 3;\ 5;\ 9\};\ \{1;\ 3;\ 7;\ 9\};\ \{1;\ 5;\ 7;\ 9\}\\\{3;\ 5;\ 7;\ 9\}\\\{\O\}[/tex]