LaTeX Guide
Learn important LaTeX commands
Authored by CS193 Team
March 26, 2021 
Preamble
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\documentclass{article}specifies the type of document that is going to be created. The area between the\documentclass{...}and the\begin{document}is know as the preamble. In this case, it is article, which is used of scientific journals, presentations, short reports, etc. Other document types are shown in the table below:
| Document Class | Purpose |
|---|---|
| article | Articles in scientific journals, presentations, short reports, program documentation, invitations, … |
| report | Longer reports containing several chapters, small books, thesis, … |
| book | Real books. |
| slides | Slides with big sans serif letters. |
| letter | Writing letters |
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The top matter includes the title, author, and date. These fields are used to store information about the document. This is useful for allowing LaTeX to automatically generate a title header for your document.
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\begin{document}and\end{document}is where all the document contents are located. The information you type into your document will be stored between these two tags.
Title
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\maketitlecreates a title for document with the project title, author name, and date.
Sections
There are several types of section headers to choose from. Replace the “…” with your desired section title.
\section{...}\subsection{...}\subsubsection{...}\paragraph{...}-
\subparagraph{...}
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