What is LaTeX?

Introduction to LaTeX and why it's used

LaTeX for Beginners

Write your first document step by step

Bold Text

Make text bold with \textbf

Italics

Emphasize text with \textit

Underlining

Underline text and alternatives

Subscript and Superscript

Use ^ and _ for positioning

Greek Letters and Symbols

Type α, β, γ and special symbols

LaTeX Symbols Reference

The complete cheat sheet, organized by category

Math Mode Basics

Inline and display math environments

Mathematical Symbols

Operators, relations, and arrows

Matrices and Arrays

Create matrices and aligned equations

Integrals and Summations

Calculus notation and limits

Absolute Value

Proper notation for |x| and norms

Fractions

Create fractions with \frac

Math Alphabets

\mathbb, \mathcal and \mathfrak for ℝ, ℒ and 𝔤

Piecewise Functions

The cases environment done right

Tables in LaTeX

Basic table creation with tabular

Tables Tutorial

Advanced table formatting techniques

Merging Table Cells

\multicolumn and \multirow, together

Hyperlinks

\href, \url and hyperref without ugly boxes

Subfigures

Side-by-side figures with subcaption

Lists & Enumerations

Bullet points and numbered lists

Code in LaTeX

Display source code with syntax highlighting

Style Files (.sty)

Create reusable custom packages and commands

Accessibility

Tagged PDFs, MathML, alt text, and screen readers

Page Breaks

\newpage vs \clearpage and when to use each

Line Spacing

Double spacing and custom factors with setspace

Remove Page Numbers

Empty page styles and the title-page gotcha

Undefined Control Sequence

Read the log and find the missing package

Missing $ Inserted

Why the error appears far from the real mistake