diff --git a/build_info.json b/build_info.json
index 9ba9ea3..c4e8fa3 100644
--- a/build_info.json
+++ b/build_info.json
@@ -1,8 +1,8 @@
 {
     "build_time": "",
     "source files": {
-        "version": "v2.2.2-11",
-        "commit": "356c7a3e1227ae8092bad4db7f170080429ce960",
+        "version": "v2.2.2-12",
+        "commit": "54afb2f0258f3dfbedcadb8e5a22e7b09c9b8cd0",
         "dirty": false
     },
     "pytex": {
@@ -144,9 +144,9 @@
         {
             "name": "mkessler-mathop.sty",
             "source file": "mathop.pysty",
-            "build time": "2021/10/24 19:18",
-            "source version": "v2.2.2-10",
-            "source commit hash": "8cc3232462da2584cdfaee9fb32c3ee6f345876c",
+            "build time": "2021/10/25 07:10",
+            "source version": "v2.2.2-12",
+            "source commit hash": "54afb2f0258f3dfbedcadb8e5a22e7b09c9b8cd0",
             "pytex version": "v1.0.0-18",
             "pytex commit hash": "126d420b7a6ed2d4b2a42d534ab2e12344869643",
             "dirty": false
diff --git a/math/mkessler-mathop.sty b/math/mkessler-mathop.sty
index 2d2484d..f29d92d 100644
--- a/math/mkessler-mathop.sty
+++ b/math/mkessler-mathop.sty
@@ -27,7 +27,7 @@
 % 
 % Build details:
 %   PyTeX version: v1.0.0-18 (commit 126d420)
-%   Source code version: v2.2.2-10 (commit 8cc3232)
+%   Source code version: v2.2.2-12 (commit 54afb2f)
 % 
 % This LaTeX package is free software and distributed under the MIT License. You
 % may use it freely for your purposes. The latest version of the package can be
@@ -39,7 +39,7 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathop}[2021/10/24 - Math Operator Package]
+\ProvidesPackage{mkessler-mathop}[2021/10/25 - Math Operator Package]
 
 
 %Provides some commonly used Operators used in the write-ups of my lecture notes
@@ -226,3 +226,10 @@
 \def\norm{\@ifstar{\oldnorm}{\oldnorm*}}
 
 \DeclareMathOperator{\amalgprod}{\star}
+
+
+\newcommand\op{\text{op}}
+\newcommand\opposite{^{\op}}
+
+\newcommand\ab{\text{ab}}
+\newcommand\abelianization{^{\ab}}