## Archive for April, 2013

### Inversion of an Equation with Floor

Tuesday, 30 April 2013

Whilst working with the equations for the previous post on the fusc function, I encountered one I wished to invert. That equation was essentially

$y = x - 2 \lfloor x \rfloor$

but I had not noticed that this equation is special, and that the ‘2’ is significant.