latex-setup

diff --git a/preamble-beamer.tex b/preamble-beamer.tex
@@ -25,10 +25,6 @@
 	linkcolor=marineblue, 
 }
 
-% Configure graphics
-\usetikzlibrary{calc, shadows.blur, shapes.geometric, patterns}
-\pgfplotsset{compat=1.16}
-
 % Blockquotes
 \let\blockquote\relax
 \NewDocumentEnvironment{blockquote}{m O{Citação}}

diff --git a/preamble-common.tex b/preamble-common.tex
@@ -16,7 +16,8 @@
 \usepackage{mathtools, adjustbox}
 \usepackage[scr=esstix,cal=boondox]{mathalfa}
 \usepackage{enumitem, xfrac, xcolor, cancel, multicol, tabularx, relsize}
-\usepackage{hyperref, csquotes}
+\usepackage[colorlinks=true, citecolor=black]{hyperref}
+\usepackage{csquotes}
 \usepackage{xalgebra, xgeometry, functional, capitalgreekall}
 \usepackage{ytableau}
 \usepackage[backend=biber]{biblatex}
@@ -24,7 +25,10 @@
 \usepackage{graphicx, wrapfig}
 \usepackage{xparse}
 \usepackage[normalem]{ulem}
-\usepackage[brazil]{babel}
+
+% Configure graphics
+\usetikzlibrary{calc, shadows.blur, shapes.geometric, patterns, arrows}
+\pgfplotsset{compat=1.16}
 
 % Double struck letters
 % The following is kept besides \AA being already defined because I don't care
@@ -94,13 +98,6 @@
 % A semantic alternative to \textbf
 \newcommand{\strong}[1]{\textbf{#1}}
 
-% Differentials and derivatives
-\newcommand{\dd}{\mathrm{d}}
-\newcommand{\dx}{\dd x}
-\newcommand{\dy}{\dd y}
-\newcommand{\dz}{\dd z}
-\newcommand{\dt}{\dd t}
-
 % Set cardinal
 \newcommand{\card}[1]{\left|\nobreak#1\nobreak\right|}
 

diff --git a/preamble-pt.tex b/preamble-pt.tex
@@ -0,0 +1,35 @@
+%                                 _     _       _            
+%  _ __  _ __ ___  __ _ _ __ ___ | |__ | | ___ | |_ _____  __
+% | '_ \| '__/ _ \/ _` | '_ ` _ \| '_ \| |/ _ \| __/ _ \ \/ /
+% | |_) | | |  __/ (_| | | | | | | |_) | |  __/| ||  __/>  < 
+% | .__/|_|  \___|\__,_|_| |_| |_|_.__/|_|\___(_)__\___/_/\_\
+% |_|                                                        
+% 
+% Pablo (C) 2020
+
+\documentclass[a4paper]{article}
+\usepackage[total={6in, 9in}]{geometry}
+\usepackage[exerciselabel=Exercício]{xexercise}
+\usepackage[brazil]{babel}
+\input{preamble-common}
+
+% Configure the enumerate environment to use bold roman numerals
+\setenumerate[0]{label={\bfseries(\roman*)}}
+
+% Useful theorem definitions
+\newtheorem{theorem}{Teorema}[subsection]
+\newtheorem*{theorem*}{Teorema}
+\newtheorem{lemma}{Lema}[subsection]
+\newtheorem*{lemma*}{Lema}
+\newtheorem{corollary}{Corolário}[subsection]
+\newtheorem*{corollary*}{Corolário}
+\newtheorem{proposition}{Proposição}[subsection]
+\newtheorem*{proposition*}{Proposição}
+\theoremstyle{remark}
+\newtheorem*{note}{Nota}
+\theoremstyle{definition}
+\newtheorem{definition}{Definição}[subsection]
+\newtheorem*{definition*}{Definição}
+\newtheorem{example}{Exemplo}[subsection]
+\newtheorem*{example*}{Exemplo}
+

diff --git a/preamble.tex b/preamble.tex
@@ -9,26 +9,26 @@
 
 \documentclass[a4paper]{article}
 \usepackage[total={6in, 9in}]{geometry}
-\usepackage[exerciselabel=Exercício]{xexercise}
+\usepackage{xexercise}
 \input{preamble-common}
 
 % Configure the enumerate environment to use bold roman numerals
 \setenumerate[0]{label={\bfseries(\roman*)}}
 
 % Useful theorem definitions
-\newtheorem{theorem}{Teorema}
-\newtheorem*{theorem*}{Teorema}
-\newtheorem{lemma}{Lema}
-\newtheorem*{lemma*}{Lema}
-\newtheorem{corollary}{Corolário}
-\newtheorem*{corollary*}{Corolário}
-\newtheorem{proposition}{Proposição}
-\newtheorem*{proposition*}{Proposição}
+\newtheorem{theorem}{Theorem}[subsection]
+\newtheorem*{theorem*}{Theorem}
+\newtheorem{lemma}{Lemma}[subsection]
+\newtheorem*{lemma*}{Lemma}
+\newtheorem{corollary}{Corollary}[subsection]
+\newtheorem*{corollary*}{Corollary}
+\newtheorem{proposition}{Proposition}[subsection]
+\newtheorem*{proposition*}{Proposition}
 \theoremstyle{remark}
-\newtheorem*{note}{Nota}
+\newtheorem*{note}{Note}
 \theoremstyle{definition}
-\newtheorem{definition}{Definição}
-\newtheorem*{definition*}{Definição}
-\newtheorem{example}{Exemplo}
-\newtheorem*{example*}{Exemplo}
+\newtheorem{definition}{Definition}[subsection]
+\newtheorem*{definition*}{Definition}
+\newtheorem{example}{Example}[subsection]
+\newtheorem*{example*}{Example}