Pinellas County is a county located in the state of Florida. As of the 2010 census, the population was 916,542. Its county seat is Clearwater, and its largest city is St. Petersburg. Pinellas County is included in the TampaâSt. PetersburgâClearwater, Florida Metropolitan Statistical Area.
Nowadays, we can say in plain English: A set is a well defined collection of objects. The elements or members of a set can be anything: numbers, characters, words, names, letters of the alphabet, even other sets, and so on.
Complement and Relative Complement. The complement of a set is the collection of all elements which are not members of that set. Although this operation appears to be straightforward, the way we define all elements can significantly change the results.Universal set and absolute complement.he complement of a set is the collection of all elements which are not members of that set. Although this operation appears to be straightforward, the way we define all elements can significantly change the results. Universal set and absolute complement.