Monthly Archives: April 2005

Teaching Trigonometry

The most difficult part of teaching trigonometry to kids (more specifically, pre-university and below) is proving trigonometric identities. Typically, the stronger students would relish the challenge, while the weaker would despair. Some of them would even question what is the … Continue reading

Posted in Geometry/Topology, Quotes/People, Teaching | 2 Comments


A funny line borrowed from mathforge. This is one of the best sites to keep up with interesting happenings. “We are sorry, but the number you have dialed is imaginary. Please rotate your phone 90 degrees and try again.”

Posted in Fun Stuff | Leave a comment

Stoke’s Theorem and Vector Analysis

When I first learnt this 9 years ago, I hated it. It was a “here’s the formula, use it” kind of course. Second time around, I learn the subject in the context of differential forms and boy what a world … Continue reading

Posted in Calculus/Analysis | 6 Comments