In this video [8:33] episode of Crash Course Physics, Shini talks to us about how power gets to our homes. It's kind of amazing when you think about it and much more complicated than it may seem!

Watch a video proving an expression for the sum of all positive integers up to and including n by induction.

Another way to prove the expression for the sum of all positive integers.

This lesson defines and demonstrates the principle of mathematical induction, and applies it to an example. It is 3 of 4 in the series titled "Mathematical Induction."

This lesson defines and demonstrates the principle of mathematical induction, and applies it to an example. It is 4 of 4 in the series titled "Mathematical Induction."

In this lesson, students see how to use inductive logic in order to solve a problem. It is 1 of 8 in the series titled "Using Inductive Logic."

This lesson defines and demonstrates the principle of mathematical induction, and applies it to an example. It is 2 of 4 in the series titled "mathematical induction."