Recite π as a binary decimal, if you wish. This page is updated annually, subject to my current time zone. On π day, 2014, at about 15:9.26, I ate a chocolate pie (those small ones) during a Chinese literature class, got nearly choked, and had to leave the classroom to search for water... Thank you … Continue reading π Day Memories
Some of my text-friends ask me how I can quickly type out mathematical symbols when we are discussing homework problems. Well, for one, I enabled the Greek keyboard on my phone, and then there's this: taking advantage of the automatic text-replacement system built right in macOS and iOS. To use this table, on iOS and … Continue reading QuickType Scientific Symbols [Updated June 26th]
An over 1,800-year-old poem revisited :).
An interesting problem calling for "high perspectives" on elementary maths.