Recently, I made the folloing image. Show more

Now, I am interested in the following three. Show more

The best memory of my internet life is that taught me the attached images. In Japanese, it seems to be well known as "3×3の完全虫食い算一覧"

The attached image is rough summary content of New Year Card, sorry Japanese.


A Mastodon instance for maths people. The kind of people who make \(\pi z^2 \times a\) jokes.

Use \( and \) for inline LaTeX, and \[ and \] for display mode.