This pdf is protected (unable to copy&paste), and the '/ToUnicode' is incorrect and incomplete although there's one. Therefore this case should be considered embedded. But the code e51141d unembedded ...

For the past few months I've been using KOReader for reading lecture notes. I take a numerical course so they are written in LaTeX, and rely heavily on embedded fonts. Until recently KOReader handled ...

Problem #1: My music teacher authored a few digital textbooks with (the now deprecated) iBooks Author, each with 100s of embedded images. A reader can click on any of these images to zoom it to full ...