myutils.sty

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{myutils}[2023/09/13 my common utility commands]

\RequirePackage{amsmath}
\RequirePackage{amssymb}
\RequirePackage{amsthm}
\RequirePackage{color, soul}
\RequirePackage{framed}
\RequirePackage{cancel}

\newcommand{\N}{\mathbb{N}}
\newcommand{\Z}{\mathbb{Z}}
\newcommand{\R}{\mathbb{R}}
\newcommand{\Q}{\mathbb{Q}}
\newcommand{\C}{\mathbb{C}}


\newcommand{\comp}{^\prime}
\newcommand{\fin}{\hl{finish}}

\providecommand{\todo}[2][\$]{\hl{#1} \marginpar{#2}}

% Placeholder
\newenvironment{placeholder}[1][Placeholder]{%
    \begin{framed}
        \begin{center}
            {{\bf #1\\}}
        \end{center}
}{%
    \end{framed}
}
\newcommand{\splace}[1]{
    \begin{framed}
        \begin{center}
        #1
        \end{center}
    \end{framed}
}
% Section Outline
\newenvironment{outline}[1][Outline]{%
\begin{framed}
    \begin{center}
        {{\bf #1}}
    \end{center}
}{%
\end{framed}
}

% Box theorem
\newtheorem*{thm}{Theorem}

\newenvironment{bthm}[1][]{%
    \begin{framed}
        \begin{thm}[#1]
    
}{%
        \end{thm}
    \end{framed}
}