diff --git a/fancythm.sty b/fancythm.sty
index 5142a20..0a17f3f 100644
--- a/fancythm.sty
+++ b/fancythm.sty
@@ -6,7 +6,6 @@
 \DeclareOption*{\PackageWarning{fancythm}{Unknown '\CurrentOption'}}
 
 \ProcessOptions\relax
-
 %Theorem-environments
 \RequirePackage{amsthm}
 \RequirePackage{mdframed}
diff --git a/mymath.sty b/mymath.sty
index fe547f6..33fc290 100644
--- a/mymath.sty
+++ b/mymath.sty
@@ -1,5 +1,6 @@
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mymath}[2021/03/31 - Math package by Maximilian Kessler (private use)]
+\ProvidesPackage{mymath}[2021/03/31 - Math package by Maximilian Keßler (private use)]
+%%%%%%Provides the basic math packages used for my lecture-note write-ups
 
 %The language to pass to babel
 \newif\ifenglish\englishtrue
@@ -81,7 +82,8 @@
 \RequirePackage{comment}
 \RequirePackage{soul}
 \RequirePackage{subfig}
-\usepackage{mathrsfs}
+\RequirePackage{mathrsfs}
+\RequirePackage{bbm}
 \ifbeamer
 \else \RequirePackage[shortlabels]{enumitem}\fi
 \RequirePackage[colorlinks=true]{hyperref} % Hyperlinks
diff --git a/operators.sty b/operators.sty
index 7722483..f79fa5f 100644
--- a/operators.sty
+++ b/operators.sty
@@ -1,5 +1,7 @@
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{operators}[2021-04-26 - Operators package]
+\ProvidesPackage{operators}[2021-04-27 - Operator Package]
+%%%%%%%%%%%%%%%%%%mmmm
+%Provides some commonly used Operators used in the write-ups of my lecture notes
 
 \newif\ifenglish\englishtrue
 \DeclareOption{german}{\englishfalse}
@@ -7,67 +9,83 @@
 \DeclareOption*{\PackageWarning{operators}{Unknown '\CurrentOption'}}
 \ProcessOptions\relax
 
+%Packages
+\RequirePackage{amsmath}
 
-% One with double line
-\newcommand*{\IONE}{\ensuremath{\mathds{1}}}
+\newcommand*{\One}{\ensuremath{\mathbbm{1}}}
 
+%%%%%%%%%%% Operators
+%Basic commands
+\renewcommand\subset\subseteq
+\renewcommand\supset\supseteq
 \DeclareMathOperator{\id}{id}
-\DeclareMathOperator{\Int}{Int}
-\DeclareMathOperator{\Sym}{Sym}
-\DeclareMathOperator{\supp}{supp}
-\DeclareMathOperator{\Gr}{Gr}
-\DeclareMathOperator{\odd}{odd}
-\DeclareMathOperator{\sgn}{sgn}
 \DeclareMathOperator{\im}{im}
-\DeclareMathOperator{\rank}{rank}
-\DeclareMathOperator{\conv}{conv}
-\DeclareMathOperator{\coker}{coker}
-\DeclareMathOperator{\dz}{dz}
-\DeclareMathOperator{\ex}{ex}
-\DeclareMathOperator{\dt}{dt}
-\DeclareMathOperator{\Ext}{Ext}
-\DeclareMathOperator{\Tor}{Tor}
-\DeclareMathOperator{\Mspec}{MaxSpec}
-\DeclareMathOperator{\Proj}{Proj}
-\DeclareMathOperator{\QCoh}{QCoh}
-\renewcommand\Im\im
-\DeclareMathOperator{\Hom}{Hom}
-\DeclareMathOperator{\Mor}{Mor}
-\DeclareMathOperator{\End}{End}
-\DeclareMathOperator{\Gal}{Gal}
-\DeclareMathOperator{\MaxSpec}{MaxSpec}
-\DeclareMathOperator{\Presh}{Pre-Sh}
-\DeclareMathOperator{\Fun}{Fun}
-\DeclareMathOperator{\Mat}{Mat}
-\DeclareMathOperator{\Sh}{Sh}
-\DeclareMathOperator{\dif}{diff}
-\DeclareMathOperator{\opp}{opp}
-%\DeclareMathOperator\ggT\relax
-\DeclareMathOperator{\ggT}{\ifenglish gcd \else ggT\fi}
-\let\kgV\relax\DeclareMathOperator{\kgV}{kgV}
-\DeclareMathOperator{\op}{op}
-\DeclareMathOperator{\dist}{dist}
 \DeclareMathOperator{\Bild}{Bild}
-\DeclareMathOperator{\rhs}{RHS}
-\DeclareMathOperator{\diam}{diam}
-\DeclareMathOperator{\dx}{dx}
-\DeclareMathOperator{\dy}{dy}
+\let\ggT\relax\DeclareMathOperator{\ggT}{\ifenglish gcd \else ggT\fi}
+\let\kgV\relax\DeclareMathOperator{\kgV}{\ifenglish lcm \elese kgV\fi}
+\DeclareMathOperator{\rhs}{RHS} %Right hand side
+
+%Complex numbers
 \DeclareMathOperator{\Impart}{Im}
 \renewcommand\Im\Impart
 \DeclareMathOperator{\Repart}{Re}
 \renewcommand\Re\Repart
-\renewcommand{\subset}{\subseteq}
-\DeclareMathOperator{\Ob}{Ob}
 
+%Linear Algebra
+\DeclareMathOperator{\Sym}{Sym}
+\DeclareMathOperator{\supp}{supp}
+\DeclareMathOperator{\sgn}{sgn}
+\DeclareMathOperator{\coker}{coker}
+\DeclareMathOperator{\rank}{rank}
+\DeclareMathOperator{\Mat}{Mat}
+
+%Algebra
+\DeclareMathOperator{\Gal}{Gal}
+\DeclareMathOperator{\Ext}{Ext}
+\DeclareMathOperator{\Tor}{Tor}
+\DeclareMathOperator{\Mspec}{MaxSpec}
+\DeclareMathOperator{\Sh}{Sh}
+\DeclareMathOperator{\Proj}{Proj}
+\DeclareMathOperator{\QCoh}{QCoh}
+\DeclareMathOperator{\MaxSpec}{MaxSpec}
+\DeclareMathOperator{\Presh}{Pre-Sh}
+\DeclareMathOperator{\Fun}{Fun}
+\newcommand{\tensor}{\otimes}
+
+%Category Theory
+\DeclareMathOperator{\Ob}{Ob}
+\newcommand{\cat}[1]{ \mathscr{#1} }
+\DeclareMathOperator{\Hom}{Hom}
+\DeclareMathOperator{\Mor}{Mor}
+\DeclareMathOperator{\End}{End}
+\DeclareMathOperator{\opposite}{opp}
+\newcommand\opp{^{\opposite}}
+
+%Analysis
+\DeclareMathOperator{\dx}{dx}
+\DeclareMathOperator{\dy}{dy}
+\DeclareMathOperator{\dz}{dz}
+\DeclareMathOperator{\dt}{dt}
+
+%Sets
+\DeclareMathOperator{\conv}{conv}
+\DeclareMathOperator{\dist}{dist}
+\DeclareMathOperator{\diam}{diam}
 
 %%Stochastic (Algorithmische Mathematik II)
 \DeclareMathOperator\Bin{Bin}
 \DeclareMathOperator\Ber{Ber}
 \DeclareMathOperator\Geo{Geo}
 \DeclareMathOperator\Poi{Poi}
+\DeclareMathOperator{\Var}{Var}
 
+%Topology
+\DeclareMathOperator\pr{pr}
+\DeclareMathOperator\Set{{\textbf{Set}}}
+\DeclareMathOperator\Top{{\textbf{Top}}}
+\DeclareMathOperator\CHaus{{\textbf{CHaus}}}
+\def\op{^{\textbf{op}}}
+
+% Characteristic function
+\newcommand*{\cfun}{\ensuremath{\mathbbm{1}}}
 
-%Synonyms for operators 
-\newcommand{\tensor}{\otimes}
-% Nice command for | in set description (must be between \left and \right )
-\newcommand{\cat}[1]{ \mathscr{#1} }