Raters gonna rate
We live in a world that is extraordinarily dynamic. Understanding the world is therefore in large part about understanding how things change. Enter the concept of rate, which is far…
WP2: A math problem meant for primary school kids
Recently, a friend of mine asked for my help to solve and explain a math problem as she’s required to teach it to primary school kids. I was like, “Sure…
It’s all about undoing the mess
In this article, we are going to examine the general principle of equation solving, in particular, the algorithmic aspect. For simplicity, we will just focus on the case of single…
Division by zero
Division by zero is arguably one of the biggest taboos in mathematics. Legend has it that doing so will break the law of nature and mess up the whole universe.…