changes formatting for chapters

Author: news4wombats

forallx-frontmatter.tex

@@ -1,3 +1,4 @@
+%!TEX root = forallx.tex
 \thispagestyle{empty}
 {\Huge\forallx}
 
@@ -14,7 +15,7 @@
 
 
 {\sf
-	\href{https://www.fecundity.com/logic/}{fecundity.com/logic}, version 1.31 [\bookversion]\\
+	\href{https://www.fecundity.com/logic/}{fecundity.com/logic}, version 1.4 [\bookversion]\\
 	This book is offered under a Creative Commons license.\\
 	(Attribution 4.0)
 }

forallx.pdf

@@ -49,6 +49,16 @@
 	\ifthenelse{\day<10}{0}{}\number\day%
 }  
 
+% table of contents
+\renewcommand{\contentsname}{\forallx\ contents}
+% chapter
+\usepackage{titlesec}
+\titleformat{\chapter}[display]
+{\normalfont\bfseries}
+{{\titlerule[2pt]}\LARGE Chapter \thechapter}
+{1ex}
+{\Huge}
+[\vspace{1ex}{\titlerule[2pt]}]
 
 
 %    ****************************************

forallx.sty

@@ -1,7 +1,7 @@
 \documentclass[openany, twoside]{book}
 \usepackage{forallx,hyperref}
 \usepackage[width=4.75in,height=8in]{geometry}
-\hypersetup{pdftitle={forall x}, pdfauthor={P.D. Magnus}, pdfsubject={An open access introductory textbook in formal logic}, pdfkeywords={propositional logic, predicate logic, formal semantics, proof}, pdfborder=0 0 0, pdfdisplaydoctitle={true}, pdfstartpage={3}, pdfpagelayout={TwoColumnRight}}
+\hypersetup{pdftitle={forall x}, pdfauthor={P.D. Magnus}, pdfsubject={An open access introductory textbook in formal logic}, pdfkeywords={propositional logic, predicate logic, formal semantics, proof}, pdfborder=0 0 0, pdfdisplaydoctitle={true}, pdfstartpage={3}}
 
 \begin{document}
 \setlength{\parindent}{0em}