diff --git a/NEWPROPOSAL/preamble.tex b/NEWPROPOSAL/preamble.tex
index b70ec8bff1c30dde01435dccc78e0a430861e463..d7822b13e197531cf8fd33b9d62b5de2e0d9109a 100644
--- a/NEWPROPOSAL/preamble.tex
+++ b/NEWPROPOSAL/preamble.tex
@@ -279,6 +279,9 @@
 \newcommand{\Qsharp}{Q\texttt\#\xspace}
 \newcommand{\dzxc}{\texttt{DZXC}\xspace}
 
+\newcommand{\tket}{\ensuremath{\mathsf{t}|\mathsf{ket}\rangle}\xspace}
+
+
 \newcommand{\benREM}[1]{\texttt{\bfseries\color{red!70!black} [{#1}]}\xspace}
 
 \usepackage{pgfgantt}