Ebook: Beginning Visual C# 2005 Express Edition: From Novice to Professional (Beginning: from Novice to Professional)

One thing that was striking about this book is the author's definition of polymorphism. He says that Polymorphism is the ability to create many methods in a class with the same name but with different signatures. In my my knowledge, that concept is called method overloading. Polymorphism is the ability to call the same method on objects from different classes that inherit from the same superclass or interface.