> I found the following in the LuaTeX manual: > > See chapter 5 for many small changes related to paragraph > building, language handling and hyphenation. The most important > change is that adding a brace group in the middle of a word (like > in of{}fice) does not prevent ligature creation. > > "LuaTeX Reference Manual", February 2024, version 1.18. p.45 > http://mirrors.ibiblio.org/CTAN/systems/doc/luatex/luatex.pdf
Ah, thanks. > I find the manual completely fails at explaining what to do instead, > though (in any succint way that doesn't require the reader to become > an expert in LuaTeX as well as in TeX). Well... I can assure you that you are not the only one who is annoyed by the terseness of the luatex manual. Thanks for the quick fix! Werner