Math Typesetting Guide

Comprehensive reference for typesetting mathematical notation, equations, and theorems in LaTeX with correct formatting, numbering, and cross-referencing.

Essential Packages

\usepackage{amsmath}    % Core math environments (align, gather, etc.)
\usepackage{amssymb}    % Additional math symbols
\usepackage{amsthm}     % Theorem environments
\usepackage{mathtools}  % Extensions to amsmath (dcases, coloneqq, etc.)
\usepackage{bm}         % Bold math symbols (\bm{x})
\usepackage{bbm}        % Blackboard bold for indicators (\mathbbm{1})
\usepackage{nicefrac}   % Inline fractions (\nicefrac{1}{2})
\usepackage{siunitx}    % SI units (\SI{9.8}{m/s^2})

Inline vs. Display Math