Altivo

*hughugs* Well, my math head is full of holes, but cube roots are a good example of figuring out the answer, when you know what it means in the first place. Just multiply something three times with itself until you get close enough to the answer. Though it's too complex for my brain, especially if it's sleepy. :-)

Curiosity definitely helps becoming better at whatever. (Goes back digging information about one-time passwords.)