Posts

• Clouds, Moon, and a Lesson

  25-12-07

  On December 6th I visited Geumsan-gun, the southern tip of Chungcheong province. Staying at my grandmother’s place, I planned an ambitious stargazing session, expecting crystal clear weather from the forecast.

• Baby Steps in Understanding the Elliptic Curve

  25-12-04

  The area of an ellipse is given by $\pi a b$, where a and b are half-width and half-height – straightforward enough. But what about the arc length of an ellipse? Faced with a problem infinitely more complex than that of a circle, here mathematicians’ problems begin.

• Custom MicroGNUEmacs Fork

  25-11-20

  MicroGNUEmacs (or mg) has recently replaced Emacs as my primary code editor. The actively maintained editor is a haven for editor minimalists.

• The Theoretical Minimum Really Deserves A Try

  25-11-16

  Professor Susskind’s legendary Stanford lectures on serious introductory physics are being compiled and published into books one by one.

• My First Week of Wolfram Engine

  25-11-08

  Last week I started my journey with the Wolfram Language… for free!

• Chuncheon Marathon 2025

  25-10-26

  One of Korea’s oldest, largest, and most prestigious marathons is held in Chuncheon, Gangwon Province. This year I returned since last participating in 2019.

• Pacman! (with WebAssembly)

  25-10-19

  I made this simple pacman clone nearly three years ago, when I was still a novice python programmer.

• Chusa National Calligraphy Competition 2025

  25-10-19

  Last Saturday, in the midst of autumn’s subtle takeover, I visited Yesan County for Korea’s National Calligraphy Competition.