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Carlo Séquin on his search for the elusive “fourth type of Klein bottle”. So what’s a Klein bottle? In mathematics, the Klein bottle is an example of a non-orientable surface; [...]

The only cheatsheet every student can bring into the exam hall. What is MF15? It’s the formula sheet every H2 Math student needs to know about. View PDF I thought we can look at the MF15 [...]

Integration is topic that eludes several students. Many think that its those “you either see or don’t” topic. But its all practice and a bit of tricks. Let me touch on [...]

We shall look at an easy method of remembering or knowing how to derive the sum to product formula. As you see below is the product to sum formula: We first let , and thus have, The first formula [...]