undefined | Better HN

0 pointsthaumasiotes5y ago0 comments

No, it's not rare. It's still quite common when you have people manipulating literal numbers. The literal numbers are what's rare.

0 comments

2 comments · 1 top-level

hansbo5y ago· 1 in thread

You say it's not rare, but I can't remember ever seeing it before reading this article.

Likely because you haven't encountered it since junior high school. It's not uncommon notation in pre-algebra and occasionally beginning algebra.

j / k navigate · click thread line to collapse