[evahop]

The information made intuitive sense to me. I just couldn't apply what was read directly to the exercises. It felt as though something crucial had been omitted. That something turns out to be calculus.

[contravariant]

You don't technically need calculus, but knowing about limits does help.

[evahop]

I appreciate the insight. For w/e reason this has been one of the more difficult concepts to grasp.