## Sleepy snowdrift

Sleepy snowdrift Slippery slope Dangling disheartened At the end of my rope Cracking the whip To drive the cart And watch the brickwork Fall apart The age of re...

## Indeterminate vs. Undefined

Here’s something that seems to confuse many people: $\frac{1}{0} \text{ is undefined}\\ \frac{0}{0} \text{ is indeterminate}$ If some number, any number...

## The Six Basic Trigonometric Functions

I read an article today on the six basic trigonometric functions, and I thought there was a particularly important insight that I wanted to present in my own wo...

## How Many Factors?

A post on G+ Mathematics asks: “How many of the positive divisors of 8400 have four or more positive divisors?” A divisor, or a factor, is an intege...