Boolean Algebra

Set A={0,1}

Two binary operations

  • meet \land
  • join \lor

One unary operation

  • complement \neg

….

A Set is a collection of Elements.

There are no restrictions of what you bring together or collect together, to make a set.

Usually there is some expression or idea to explain why the things are together in the set. For example {red, orange, yellow, green, blue, purple, brown, black} is a set of Colors.