Introduction to Higher Mathematics – Lecture 14: Topology

[youtube http://www.youtube.com/watch?v=FHL4udeLf9Q&fs=1&rel=0] Here we delve a bit into the realm of topology, adding a notion of “closeness” to our sets and seeing how that helps us understand the real numbers. [youtube http://www.youtube.com/watch?v=6v0hk4FGTDU&fs=1&rel=0] Its all mathematics, you know the deal.

Introduction for Economics

The first reason to study economics is that it will help you understand the world in which you live. There are many questions about the economy that might spark your curiosity. Why are apartments so hard to find in New York City? Why do airlines charge less for a round-trip ticket if the traveler stays […]