This chapter started by asking a very complex question: What do we mean when we use the word mathematics? It isn’t possible to completely answer that question in a short chapter like this. However, we have tried to show some of the very important concepts associated with mathematics:
Look at this list and decide if you understand each of these concepts, at least to the limits that we have discussed them. Review the discussions as you need. When you are ready, go to the Exercises for this chapter and test your understanding.