At 2026-03-02T10:21:50+0100, onf wrote:
> the problem with square roots in groff's eqn is that groff only knows
> a single type of square root (the small one). Therefore if an equation
> requires a higher square root, the only thing groff can do is set the
> small one in a larger size, and you get an overly thick, overly wide
> symbol as a result.

It's so old that Kernighan and Cherry noted it in the eqn users' guide.

https://github.com/g-branden-robinson/retypesetting-mathematics/releases/download/v1/eqnuser.pdf

See ยง10.

Regards,
Branden

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