For a while, a long while, I let this math blog just sit. I didn t want to delete it. I spent too much time on it and I knew it was full of great stuff that was still being used. But I wasn t in love with writing on it. In my lethargy, the hackers and [ ]
The conversion from Celsius to Fahrenheit and back again can be strange. One way to understand it is on a graph. And you can use this to teach some linear algebra too!