\documentclass[11pt,a4paper]{article} % https://guides.nyu.edu/c.php?g=601858&p=4168138 % https://oeis.org/wiki/List_of_LaTeX_mathematical_symbols % https://math-linux.com/latex-26/faq/latex-faq/article/latex-derivatives-limits-sums-products-and-integrals % https://www.math.uci.edu/~xiangwen/pdf/LaTeX-Math-Symbols.pdf % https://stackoverflow.com/questions/3175105/inserting-code-in-this-latex-document-with-indentation % https://ctan.dcc.uchile.cl/fonts/amsfonts/doc/amsfndoc.pdf %\title{Title} %\author{Érico Nogueira Rolim} %\date{} \usepackage[margin=2cm]{geometry} %\usepackage{amsmath} %\usepackage{amsfonts} % https://guides.nyu.edu/c.php?g=601858&p=4168138 \newcommand{\question}[2][]{\begin{flushleft} \textbf{Questão #1}: #2 \end{flushleft}} \newcommand{\sol}{\textbf{Solução}:\newline} \begin{document} %\maketitle %\tableofcontents \end{document}