y of x

As of today, YofX has officially migrated to its new home: www.yofx.org . This site will remain up for archival purposes, but all new YofX p...

I don't get too many complaints about the uselessness of negative numbers, but every once in a while in a Prealgebra class somebody will...

Lee tipped me off on a great Facebook time-waster: the Which Mathematical Function Are You quiz. You've done plenty of these viral quiz...

text2image is a fun (and probably totally useless) way to transform any text into an image. Above, you are seeing the visual rendering of ...

I was dragged to an ABBA tribute concert last Friday night. I'm regrettably familiar with ABBA's music, Mama Mia veteran (even the...

Help! This one's killing me. **Reminder YofX will be moving to www.yofx.org in 7 days on 7/20**

I actually found a reference to variation that isn't in a text book. The Wired Science blog had a post on high-altitude wind generatio...