Notes concerning “The Portable Document Format (PDF)”

• PEG-like flexibility for parsing right-to-left? 02021-06-16 (updated 02021-07-27) (2 minutes)
• Notes on the PDF file format 02021-06-16 (updated 02021-07-27) (15 minutes)
• Bead hypertext 02021-06-22 (updated 02021-12-30) (1 minute)
• Memory view 02021-07-09 (updated 02021-12-30) (6 minutes)
• Compressed appendable file 02021-07-19 (updated 02021-07-27) (5 minutes)