foundations of mathematics. in foundations of mathematics: Foundational logic. ...1, where 0 is the empty set and 1 is the set consisting of 0 alone. Both definitions require an extralogical axiom to make them workâthe axiom of infinity, which postulates the existence of an infinite set.
Extend your Hershey getaway with an exciting trip to our favorite family attractions in nearby Harrisburg, Gettysburg, and Lancaster! Harrisburg is home to the State Capitol Building, award-winning state museum, and the National Civil War Museum. For information, call 1-800-995-0969 or 1-800-VISIT PA (847-4872).
Hershey Tourism: Best of Hershey. Hershey, Pennsylvania. Hershey, Pennsylvania, the home of the Hershey Chocolate Company, bills itself as The Sweetest Place on Earth, and it's hard to imagine another city giving it a run for its money. The city was built on chocolate, as were the great majority of its attractions.