TeX Version Number Approaches Pi

Since version 3, TeX has used an idiosyncratic version numbering system, where updates have been indicated by adding an extra digit at the end of the decimal, so that the version number asymptotically approaches π. This is

A cropped technical text explains TeX’s unusual version-numbering system, in which updates add digits so the version approaches π. The humor comes from the eccentric mathematical convention and the anticipation of what follows after the unfinished sentence.

• @right_wing_dev_squads / 11884 2025-04-10