diff --git a/environments/mkessler-fancythm.sty b/environments/mkessler-fancythm.sty
index d17c919..8ad4b84 100644
--- a/environments/mkessler-fancythm.sty
+++ b/environments/mkessler-fancythm.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-fancythm}[2021/10/14 - Theorem-Environment Package]
+\ProvidesPackage{mkessler-fancythm}[2021/10/16 - Theorem-Environment Package]
 
 
 %Provides fancy theorem-like-environments used in the write-ups of my lecture notes
diff --git a/environments/mkessler-thmstyle.sty b/environments/mkessler-thmstyle.sty
index 990d664..2175493 100644
--- a/environments/mkessler-thmstyle.sty
+++ b/environments/mkessler-thmstyle.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-thmstyle}[2021/10/14 - Mdframed Styles used for fancythm package]
+\ProvidesPackage{mkessler-thmstyle}[2021/10/16 - Mdframed Styles used for fancythm package]
 
 
 %%%%% This provides easy-to-use styles, especially for use with the 
diff --git a/exercises/mkessler-sheet.cls b/exercises/mkessler-sheet.cls
index eb75984..a0d4327 100644
--- a/exercises/mkessler-sheet.cls
+++ b/exercises/mkessler-sheet.cls
@@ -34,13 +34,13 @@
 % edit the source file and build the class again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesClass{mkessler-sheet}[2021/10/14 - Write up university exercise sheets]
+\ProvidesClass{mkessler-sheet}[2021/10/16 - Write up university exercise sheets]
 
 
 
@@ -116,3 +116,9 @@
 
 %Für Zeilenabstand 1,5
 \RequirePackage[onehalfspacing]{setspace}
+\RequirePackage[super]{nth}
+
+\newcommand\nr[1]{
+    \section*{\ifmkessler@sheet@english\nth{#1} exercise\else #1. Aufgabe\fi}
+    \setcounter{equation}{0}
+}
diff --git a/lecture-notes/mkessler-lectures.sty b/lecture-notes/mkessler-lectures.sty
index a2c99b6..7b81f64 100644
--- a/lecture-notes/mkessler-lectures.sty
+++ b/lecture-notes/mkessler-lectures.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-lectures}[2021/10/14 - Package for managing different lectures within a document]
+\ProvidesPackage{mkessler-lectures}[2021/10/16 - Package for managing different lectures within a document]
 
 
 % The core of the lecture command this package provides has been taken from the preamble in
diff --git a/lecture-notes/mkessler-script.cls b/lecture-notes/mkessler-script.cls
index 9e716a6..d9460c9 100644
--- a/lecture-notes/mkessler-script.cls
+++ b/lecture-notes/mkessler-script.cls
@@ -34,13 +34,13 @@
 % edit the source file and build the class again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesClass{mkessler-script}[2021/10/14 - Write up lecture notes as script]
+\ProvidesClass{mkessler-script}[2021/10/16 - Write up lecture notes as script]
 
 
 
diff --git a/math/mkessler-faktor.sty b/math/mkessler-faktor.sty
index 0d7ded2..ba9f93b 100644
--- a/math/mkessler-faktor.sty
+++ b/math/mkessler-faktor.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-faktor}[2021/10/14 - Faktor package that also handles cofaktors]
+\ProvidesPackage{mkessler-faktor}[2021/10/16 - Faktor package that also handles cofaktors]
 
 
 
diff --git a/math/mkessler-math.sty b/math/mkessler-math.sty
index 258c4e7..58d6d81 100644
--- a/math/mkessler-math.sty
+++ b/math/mkessler-math.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-math}[2021/10/14 - Main math package.]
+\ProvidesPackage{mkessler-math}[2021/10/16 - Main math package.]
 
 
 % Collects the basic math packages used for my lecture-note write-ups
diff --git a/math/mkessler-mathalias.sty b/math/mkessler-mathalias.sty
index 31eebe5..f923de2 100644
--- a/math/mkessler-mathalias.sty
+++ b/math/mkessler-mathalias.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathalias}[2021/10/14 - Easy aliasing for math style commands]
+\ProvidesPackage{mkessler-mathalias}[2021/10/16 - Easy aliasing for math style commands]
 
 
 
diff --git a/math/mkessler-mathfig.sty b/math/mkessler-mathfig.sty
index 1de724d..c3c81a2 100644
--- a/math/mkessler-mathfig.sty
+++ b/math/mkessler-mathfig.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathfig}[2021/10/14 - Math figures with TikZ / pgfplots / xy]
+\ProvidesPackage{mkessler-mathfig}[2021/10/16 - Math figures with TikZ / pgfplots / xy]
 
 
 % This is just a collection of the packages I use to typeset mathematical figures
diff --git a/math/mkessler-mathfixes.sty b/math/mkessler-mathfixes.sty
index 3c138ba..6d11930 100644
--- a/math/mkessler-mathfixes.sty
+++ b/math/mkessler-mathfixes.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathfixes}[2021/10/14 - Hacky math packages for some (custom) fixes]
+\ProvidesPackage{mkessler-mathfixes}[2021/10/16 - Hacky math packages for some (custom) fixes]
 
 
 % This just brings together some (possibly ugly) hacks that I use when writing math. Likely, you do not want to use this except when building around this package (like I did), or already have similar shortcuts
diff --git a/math/mkessler-mathfont.sty b/math/mkessler-mathfont.sty
index 3ab3fec..208248d 100644
--- a/math/mkessler-mathfont.sty
+++ b/math/mkessler-mathfont.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathfont}[2021/10/14 - Collects several math fonts together]
+\ProvidesPackage{mkessler-mathfont}[2021/10/16 - Collects several math fonts together]
 
 
 %%% Store away the several (partially conflicting) fonts in internal macros
diff --git a/math/mkessler-mathop.sty b/math/mkessler-mathop.sty
index c000c31..0757503 100644
--- a/math/mkessler-mathop.sty
+++ b/math/mkessler-mathop.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathop}[2021/10/14 - Math Operator Package]
+\ProvidesPackage{mkessler-mathop}[2021/10/16 - Math Operator Package]
 
 
 %Provides some commonly used Operators used in the write-ups of my lecture notes
diff --git a/math/mkessler-mathsymb.sty b/math/mkessler-mathsymb.sty
index fd77447..fac2c06 100644
--- a/math/mkessler-mathsymb.sty
+++ b/math/mkessler-mathsymb.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathsymb}[2021/10/14 - Some extra math-related symbols.]
+\ProvidesPackage{mkessler-mathsymb}[2021/10/16 - Some extra math-related symbols.]
 
 
 % A collection of math-related symbols / tools I often use, mainly collected together from Stack Overflow or hacked together myself
diff --git a/math/mkessler-unicodechar.sty b/math/mkessler-unicodechar.sty
index f6f4f4d..7258d53 100644
--- a/math/mkessler-unicodechar.sty
+++ b/math/mkessler-unicodechar.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-unicodechar}[2021/10/14 - Wrapper for the newunicodechare package with some defined unicode symbols.]
+\ProvidesPackage{mkessler-unicodechar}[2021/10/16 - Wrapper for the newunicodechare package with some defined unicode symbols.]
 
 
 % This is just a simple package loading the newunicodechar package and defining the common unicode symbols i regularly use for typesetting mathematics
diff --git a/misc/mkessler-hypersetup.sty b/misc/mkessler-hypersetup.sty
index 2b16f58..c9de200 100644
--- a/misc/mkessler-hypersetup.sty
+++ b/misc/mkessler-hypersetup.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-hypersetup}[2021/10/14 - Package for setting up hyperref, cleveref and some default hyperref colors]
+\ProvidesPackage{mkessler-hypersetup}[2021/10/16 - Package for setting up hyperref, cleveref and some default hyperref colors]
 
 
 
diff --git a/misc/mkessler-incfig.sty b/misc/mkessler-incfig.sty
index 891dafb..33d597c 100644
--- a/misc/mkessler-incfig.sty
+++ b/misc/mkessler-incfig.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-incfig}[2021/10/14 - Figure support for inkscape figures by Gilles Castell]
+\ProvidesPackage{mkessler-incfig}[2021/10/16 - Figure support for inkscape figures by Gilles Castell]
 
 
 
diff --git a/misc/mkessler-vocab.sty b/misc/mkessler-vocab.sty
index 2251d7e..3eef06f 100644
--- a/misc/mkessler-vocab.sty
+++ b/misc/mkessler-vocab.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-vocab}[2021/10/14 - Package for emphasizing vocabulary]
+\ProvidesPackage{mkessler-vocab}[2021/10/16 - Package for emphasizing vocabulary]
 
 
 %%Provides a \vocab<[name in index]>{vocabulary} command to print vocabulary in bold blue and automatically index it.
diff --git a/utils/mkessler-counters.sty b/utils/mkessler-counters.sty
index 9068571..ee425cf 100644
--- a/utils/mkessler-counters.sty
+++ b/utils/mkessler-counters.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-counters}[2021/10/14 - Write LaTeX counters to auxiliary file]
+\ProvidesPackage{mkessler-counters}[2021/10/16 - Write LaTeX counters to auxiliary file]
 
 
 
diff --git a/utils/mkessler-findpackage.sty b/utils/mkessler-findpackage.sty
index b522501..e0f807b 100644
--- a/utils/mkessler-findpackage.sty
+++ b/utils/mkessler-findpackage.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-findpackage}[2021/10/14 - Find a package that provides some command]
+\ProvidesPackage{mkessler-findpackage}[2021/10/16 - Find a package that provides some command]
 
 
 % This is just a quick packaging of the post by
diff --git a/wip/mkessler-bibliography.sty b/wip/mkessler-bibliography.sty
index 55f4089..79516a2 100644
--- a/wip/mkessler-bibliography.sty
+++ b/wip/mkessler-bibliography.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-bibliography}[2021/10/14 - Package to easily print bibliography and image attributions in document]
+\ProvidesPackage{mkessler-bibliography}[2021/10/16 - Package to easily print bibliography and image attributions in document]
 
 
 \RequirePackage{xkeyval}
diff --git a/wip/mkessler-enumerate.sty b/wip/mkessler-enumerate.sty
index d783383..31e0e15 100644
--- a/wip/mkessler-enumerate.sty
+++ b/wip/mkessler-enumerate.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-enumerate}[2021/10/14 - Simple enumeration package wrapper. Handles custom number setting and beamer class.]
+\ProvidesPackage{mkessler-enumerate}[2021/10/16 - Simple enumeration package wrapper. Handles custom number setting and beamer class.]
 
 
 
diff --git a/wip/mkessler-exsheet.sty b/wip/mkessler-exsheet.sty
index d9c6b55..3c19e33 100644
--- a/wip/mkessler-exsheet.sty
+++ b/wip/mkessler-exsheet.sty
@@ -34,40 +34,49 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-exsheet}[2021/10/14 - Include exercise sheets into lecture notes easily.]
+\ProvidesPackage{mkessler-exsheet}[2021/10/16 - Include exercise sheets into lecture notes easily.]
 
 
 
 \RequirePackage{xkeyval}
 \newif\ifmkessler@exsheet@english\mkessler@exsheet@englishtrue
-\DeclareOption{german}{\mkessler@exsheet@englishfalse}
-\DeclareOption{ngerman}{\mkessler@exsheet@englishfalse}
-\DeclareOption{english}{\mkessler@exsheet@englishtrue}
+\DeclareOptionX{german}{\mkessler@exsheet@englishfalse}
+\DeclareOptionX{ngerman}{\mkessler@exsheet@englishfalse}
+\DeclareOptionX{english}{\mkessler@exsheet@englishtrue}
 
-\DeclareOption*{\PackageWarning{mkessler-exsheet}{Unknown '\CurrentOption'}}
-\ProcessOptions\relax
+\DeclareOptionX*{\PackageWarning{mkessler-exsheet}{Unknown '\CurrentOption'}}
+\ProcessOptionsX*\relax
 
 
 \RequirePackage{mkessler-fancythm}
 
+
+\def\mkessler@exsheet@sheet{
+    \ifmkessler@exsheet@english Exercise Sheet\else Übungsblatt\fi
+}
+
 \newcounter{mkessler@exsheet@sheet}
 
-\declaretheorem[style=thmgreenmargin, numberwithin=mkessler@exsheet@sheet, name=\ifmkessler@exsheet@english Exercise\else Aufgabe\fi]{mkessler@exsheet@aufgabe}
+\declaretheorem[style=thmgreenmargin, numberwithin=mkessler@exsheet@sheet, name=\ifmkessler@exsheet@english Exercise\else Aufgabe\fi]{mkessler@exsheet@sheetexercise}
 
 \usepackage{xkeyval}
 
-\NewDocumentEnvironment{aufgabe}{O{}}{
-\begin{mkessler@exsheet@aufgabe\expandafter}\if\relax\detokenize{#1}\relax\else[#1]\fi\label{aufgabe-\themkessler@exsheet@aufgabe}
+\NewDocumentEnvironment{sheetexercise}{O{}}{
+\begin{mkessler@exsheet@sheetexercise\expandafter}\if\relax\detokenize{#1}\relax\else[#1]\fi\label{exercise-\themkessler@exsheet@sheetexercise}
 }{
-    \end{mkessler@exsheet@aufgabe\expandafter}\relax
+    \end{mkessler@exsheet@sheetexercise\expandafter}\relax
 }
 
-\newcommand\blatt{\refstepcounter{mkessler@exsheet@sheet}\subsection*{\themkessler@exsheet@sheet. Übungsblatt}\addcontentsline{toc}{subsection}{\themkessler@exsheet@sheet. Übungsblatt}}
+\newcommand\exercisesheet{
+    \refstepcounter{mkessler@exsheet@sheet}
+    \subsection*{\themkessler@exsheet@sheet. \mkessler@exsheet@sheet}
+    \addcontentsline{toc}{subsection}{\themkessler@exsheet@sheet. \mkessler@exsheet@sheet}
+}
 
 
diff --git a/wip/mkessler-figures.sty b/wip/mkessler-figures.sty
index 6bc4e5f..696e976 100644
--- a/wip/mkessler-figures.sty
+++ b/wip/mkessler-figures.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-figures}[2021/10/14 - Packages related to inclusion of figures.]
+\ProvidesPackage{mkessler-figures}[2021/10/16 - Packages related to inclusion of figures.]
 
 
 
diff --git a/wip/mkessler-gag.sty b/wip/mkessler-gag.sty
index 372c6ad..6d394dd 100644
--- a/wip/mkessler-gag.sty
+++ b/wip/mkessler-gag.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-gag}[2021/10/14 - Numbering of environments with a fractional environment number]
+\ProvidesPackage{mkessler-gag}[2021/10/16 - Numbering of environments with a fractional environment number]
 
 
 % For the stack exchange source, see
diff --git a/wip/mkessler-lang-input.sty b/wip/mkessler-lang-input.sty
index 10e89e0..8d74c60 100644
--- a/wip/mkessler-lang-input.sty
+++ b/wip/mkessler-lang-input.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-lang-input}[2021/10/14 - Packages related to language input. Still work in progress, not intended for use.]
+\ProvidesPackage{mkessler-lang-input}[2021/10/16 - Packages related to language input. Still work in progress, not intended for use.]
 
 
 \RequirePackage[\ifutf utf8\else utf8x\fi]{inputenc}
diff --git a/wip/mkessler-proof.sty b/wip/mkessler-proof.sty
index 9f26d8d..4754cf9 100644
--- a/wip/mkessler-proof.sty
+++ b/wip/mkessler-proof.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-proof}[2021/10/14 - Automatic references to theorems in proofs. Claim counters within proofs]
+\ProvidesPackage{mkessler-proof}[2021/10/16 - Automatic references to theorems in proofs. Claim counters within proofs]
 
 
 
diff --git a/wip/mkessler-removed.sty b/wip/mkessler-removed.sty
index a8d9e34..49e9412 100644
--- a/wip/mkessler-removed.sty
+++ b/wip/mkessler-removed.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-removed}[2021/10/14 - (For now]
+\ProvidesPackage{mkessler-removed}[2021/10/16 - (For now]
 
  removed parts of other packages. Not intended for use right now.)% Quotations
 \RequirePackage{csquotes} % quotations
diff --git a/wip/mkessler-restate.sty b/wip/mkessler-restate.sty
index 0e06612..2b9dc2b 100644
--- a/wip/mkessler-restate.sty
+++ b/wip/mkessler-restate.sty
@@ -34,13 +34,13 @@
 % edit the source file and build the package again.
 % 
 % Build details:
-%   Build time: 2021/10/14 06:56
+%   Build time: 2021/10/16 07:03
 %   PyTeX version: v1.0.0-3 (commit 4409c94)
-%   LatexPackages version: v2.2.0-5 (commit ceb6113)
+%   LatexPackages version: v2.2.0-7 (commit fbd489a)
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-restate}[2021/10/14 - Replacement package]
+\ProvidesPackage{mkessler-restate}[2021/10/16 - Replacement package]
 
 
 \RequirePackage{xkeyval}