> PDF Reference, sixth edition
> 3.9 Functions
> PDF is not a programming language, and a PDF file is not a program. However, PDF does provide several types of function objects [...]
"Well, no, but actually yes!"
@niconiconi That's quite the midlife crisis for a file format that defined itself in its cyberpunk youth by opposition to the fuddy duddy old programming language that was Postscript
