I was asked to convert a file from LaTeX format to TeX format, so it could be compiled by TeX. I use LaTeX a lot, but I'm quite unfamiliar with TeX. And the file is pretty long. So I was wondering if ...
Is there any way how to convert pt to mm or cm in plain TeX?
Is there a way to convert a LaTeX document, which uses a lot of packages and macros, into Plain TeX, such that all macros are expanded and all dependencies on external packages are gone?