Title: Theory / Unimportant / CS / Descriptive / LaTeX / More math / 3 Documents Structure
Tags: FromInstruction computer_to_instruction hasNotNewEffectReturnsMeaning examplesSwitchExample1

Name: The preamble
Definition: The part before \begin{document}
Page: 230
Chapter: 8
Section: 1

Name: The body
Definition: The part after \begin{document} before \end{document}
Page: 230
Chapter: 8
Section: 1
Context: latex

Name: Top matter
Definition: First part of the body, before \maketitle.
Page: 231
Chapter: 8
Section: 1
Context: latex
Example: Title, author and date
Example2: ToC

Name: back matter
Definition: material that is typeset at the end of the document
Page: 231
Chapter: 8
Section: 1
Context: latex
Example: the bibliography.

Name: main matter
Definition: The main part of the document, including any appendices
Page: 231
Chapter: 8
Section: 1
Context: latex

Instruction: \documentclass[foo]{bar}
Page: 231
Effect: States that the current document uses class bar with option foo. foo is passed as option to every packages
Language: Latex
Chapter: 8
Section: 2

Instruction: \usepackage[foo]{bar}
Page: 231
Effect: States that the current document uses the package bar with option foo
Language: Latex
Chapter: 8
Section: 2

Instruction: \NeedsTexFormat{LaTeX2e}{foo} BEFORE documentclass
Page: 232
Effect: Emit a warning if compiled by some latex compiler older than date foo
Language: Latex
Chapter: 8
Section: 2

Instruction: abstract environment
Page: 232
Effect: Where the abstract should be written
Language: Latex
Chapter: 8
Section: 2

Name: PostScript
Definition: Preeminent platform and device independent page-description and programming language
Page: 299
Chapter: 11
Section: 1.1

Name: Portable Document Format
Page: 299
Chapter: 11
Section: 1.2
Abbreviation: PDF