ocaml + some tex updates

tex/notes.cls

@@ -36,6 +36,14 @@
 \RequirePackage{tikz}
 \RequirePackage{tikz-cd}
 \RequirePackage{pgfplots}
+\RequirePackage{hyperref}
+
+\hypersetup{
+    colorlinks=true,
+    linkcolor=blue,
+    filecolor=blue,
+    urlcolor=blue,
+}
 
 \pgfplotsset{
     compat=newest,
@@ -93,6 +101,7 @@
     \declaretheorem[style=thmproof, name=Proof]{thmproof}
     \renewenvironment{proof}[1][\proofname]{\begin{thmproof}}{\end{thmproof}}
     \declaretheorem[style=thmline, numbered=no, name=Proof]{expl}
+    \declaretheorem[style=thmline, numbered=no, name=Solution]{answ}
 
     \declaretheorem[style=thmsimple, numbered=no, name=Remark]{remark}
     \declaretheorem[style=thmsimple, numbered=no, name=Note]{note}
@@ -224,6 +233,8 @@
     \renewenvironment{proof}[1][\proofname]{\begin{thmproof}}{\end{thmproof}}
     \declaretheorem[style=thmexpl, numbered=no, name=Proof]{thmexpl}
     \newenvironment{expl}[1][]{\vspace{-12pt}\begin{thmexpl}}{\end{thmexpl}}
+    \declaretheorem[style=thmexpl, numbered=no, name=Solution]{thmansw}
+    \newenvironment{answ}[1][]{\vspace{-12pt}\begin{thmansw}}{\end{thmansw}}
 
 
     \declaretheorem[style=thmremark, numbered=no, name=Remark]{remark}