PDF relies on the imaging model of the PostScriptTM language to describe text and graphics in a device- and resolution-independent manner. To improve performance for interactive viewing, …

This document uses the term “tagged PDF” to refer to PDF documents that include structures enabling accessibility. It uses the more technically-correct term “structure element” to refer to …

Import File allows you to import PDF files and image files. Paste from Clipboard allows you to use the image copied to your clipboard. Type Signature allows you to type your signature using …

Click the PDF file's icon in the Finder to select it. Choose File > Get Info. Click the triangle next to Open With, and choose Adobe Acrobat Reader or Adobe Acrobat from the pop-up list (if your …

PDF builds on the PostScript page description language by layering a document structure and interactive navigation features on PostScript’s under- lying imaging model, providing a …

This book provides a description of the PDF file format and is intended primarily for application developers wishing to develop PDF generator applications that create PDF files directly.

Although the PDF specification is independent of any particular software imple- mentation, some PDF features are best explained by describing the way they are processed by a typical …