I have a very long source file. I would like to prepare from this source two PDF files: PDF contains all of the source file PDF containing only a few, marked earlier parts of the source file. How ...
Several times now I have inadvertently lost the .tex file that generated a PDF file with pdflatex. Given what I know of the internal structure of PDF files, it should be possible to embed a text file ...
I know that hardly any information is passed to the PDF when a .tex file is compiled. But is there a tool that can convert a PDF document back to (La)TeX?