LaTeX Macros. Mirrored from https://github.com/VHarisop/latex-macros/blob/master/macros/latex-macros.sty

latex-macros.sty

\ProvidesPackage{latex-macros}

% Require packages
\RequirePackage{amsmath,amssymb,amsthm}
\RequirePackage{bm,bbm}
\RequirePackage{hyperref}

% mathbb letters
\newcommand{\Abb}{\mathbb{A}}
%\newcommand{\Bbb}{\mathbb{B}}
\newcommand{\Cbb}{\mathbb{C}}
\newcommand{\Dbb}{\mathbb{D}}
\newcommand{\Ebb}{\mathbb{E}}
\newcommand{\Fbb}{\mathbb{F}}
\newcommand{\Gbb}{\mathbb{G}}
\newcommand{\Hbb}{\mathbb{H}}
\newcommand{\Ibb}{\mathbb{I}}
\newcommand{\Jbb}{\mathbb{J}}
\newcommand{\Kbb}{\mathbb{K}}
\newcommand{\Lbb}{\mathbb{L}}
\newcommand{\Mbb}{\mathbb{M}}
\newcommand{\Nbb}{\mathbb{N}}
\newcommand{\Obb}{\mathbb{O}}
\newcommand{\Pbb}{\mathbb{P}}
\newcommand{\Qbb}{\mathbb{Q}}
\newcommand{\Rbb}{\mathbb{R}}
\newcommand{\Sbb}{\mathbb{S}}
\newcommand{\Tbb}{\mathbb{T}}
\newcommand{\Ubb}{\mathbb{U}}
\newcommand{\Vbb}{\mathbb{V}}
\newcommand{\Wbb}{\mathbb{W}}
\newcommand{\Xbb}{\mathbb{X}}
\newcommand{\Ybb}{\mathbb{Y}}
\newcommand{\Zbb}{\mathbb{Z}}

% mathfrak letters
\newcommand{\Afrak}{\mathfrak{A}}
\newcommand{\Bfrak}{\mathfrak{B}}
\newcommand{\Cfrak}{\mathfrak{C}}
\newcommand{\Dfrak}{\mathfrak{D}}
\newcommand{\Efrak}{\mathfrak{E}}
\newcommand{\Ffrak}{\mathfrak{F}}
\newcommand{\Gfrak}{\mathfrak{G}}
\newcommand{\Hfrak}{\mathfrak{H}}
\newcommand{\Ifrak}{\mathfrak{I}}
\newcommand{\Jfrak}{\mathfrak{J}}
\newcommand{\Kfrak}{\mathfrak{K}}
\newcommand{\Lfrak}{\mathfrak{L}}
\newcommand{\Mfrak}{\mathfrak{M}}
\newcommand{\Nfrak}{\mathfrak{N}}
\newcommand{\Ofrak}{\mathfrak{O}}
\newcommand{\Pfrak}{\mathfrak{P}}
\newcommand{\Qfrak}{\mathfrak{Q}}
\newcommand{\Rfrak}{\mathfrak{R}}
\newcommand{\Sfrak}{\mathfrak{S}}
\newcommand{\Tfrak}{\mathfrak{T}}
\newcommand{\Ufrak}{\mathfrak{U}}
\newcommand{\Vfrak}{\mathfrak{V}}
\newcommand{\Wfrak}{\mathfrak{W}}
\newcommand{\Xfrak}{\mathfrak{X}}
\newcommand{\Yfrak}{\mathfrak{Y}}
\newcommand{\Zfrak}{\mathfrak{Z}}


% mathfrak letters
\newcommand{\afrak}{\mathfrak{a}}
\newcommand{\bfrak}{\mathfrak{b}}
\newcommand{\cfrak}{\mathfrak{c}}
\newcommand{\dfrak}{\mathfrak{d}}
\newcommand{\efrak}{\mathfrak{e}}
\newcommand{\ffrak}{\mathfrak{f}}
\newcommand{\gfrak}{\mathfrak{g}}
\newcommand{\hfrak}{\mathfrak{h}}
\newcommand{\ifrak}{\mathfrak{i}}
\newcommand{\jfrak}{\mathfrak{j}}
\newcommand{\kfrak}{\mathfrak{k}}
\newcommand{\lfrak}{\mathfrak{l}}
\newcommand{\mfrak}{\mathfrak{m}}
\newcommand{\nfrak}{\mathfrak{n}}
\newcommand{\ofrak}{\mathfrak{o}}
\newcommand{\pfrak}{\mathfrak{p}}
\newcommand{\qfrak}{\mathfrak{q}}
\newcommand{\rfrak}{\mathfrak{r}}
\newcommand{\sfrak}{\mathfrak{s}}
\newcommand{\tfrak}{\mathfrak{t}}
\newcommand{\ufrak}{\mathfrak{u}}
\newcommand{\vfrak}{\mathfrak{v}}
\newcommand{\wfrak}{\mathfrak{w}}
\newcommand{\xfrak}{\mathfrak{x}}
\newcommand{\yfrak}{\mathfrak{y}}
\newcommand{\zfrak}{\mathfrak{z}}

% mathcal letters
\newcommand{\cA}{\mathcal{A}}
\newcommand{\cB}{\mathcal{B}}
\newcommand{\cC}{\mathcal{C}}
\newcommand{\cD}{\mathcal{D}}
\newcommand{\cE}{\mathcal{E}}
\newcommand{\cF}{\mathcal{F}}
\newcommand{\cG}{\mathcal{G}}
\newcommand{\cH}{\mathcal{H}}
\newcommand{\cI}{\mathcal{I}}
\newcommand{\cJ}{\mathcal{J}}
\newcommand{\cK}{\mathcal{K}}
\newcommand{\cL}{\mathcal{L}}
\newcommand{\cM}{\mathcal{M}}
\newcommand{\cN}{\mathcal{N}}
\newcommand{\cO}{\mathcal{O}}
\newcommand{\cP}{\mathcal{P}}
\newcommand{\cQ}{\mathcal{Q}}
\newcommand{\cR}{\mathcal{R}}
\newcommand{\cS}{\mathcal{S}}
\newcommand{\cT}{\mathcal{T}}
\newcommand{\cU}{\mathcal{U}}
\newcommand{\cV}{\mathcal{V}}
\newcommand{\cW}{\mathcal{W}}
\newcommand{\cX}{\mathcal{X}}
\newcommand{\cY}{\mathcal{Y}}
\newcommand{\cZ}{\mathcal{Z}}


% Dynamically generates \{x}hat macros, where {x} is any letter in a-z,A-Z.
% E.g: write \xhat to generate \widehat{x}.
\def\mdefhat#1{\expandafter\def\csname #1hat\endcsname{\widehat{#1}}}
\def\mdefallhat#1{\ifx#1\mdefallhat\else\mdefhat#1\expandafter\mdefallhat\fi}
\mdefallhat abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ\mdefallhat

% Dynamically generates \{x}bar macros, where {x} is any letter in a-z
% E.g: write \xbar to generate \bar{x}.
\def\mdefbar#1{\expandafter\def\csname #1bar\endcsname{\bar{#1}}}
\def\mdefallbar#1{\ifx#1\mdefallbar\else\mdefbar#1\expandafter\mdefallbar\fi}
\mdefallbar abcdefghijklmnopqrstuvwxyz\mdefallbar

% Dynamically generates \{x}tld macros, where {x} is any letter in a-z, A-Z
% E.g: write \xtld to generate \widetilde{x}.
\def\mdeftd#1{\expandafter\def\csname #1tld\endcsname{\widetilde{#1}}}
\def\mdefalltd#1{\ifx#1\mdefalltd\else\mdeftd#1\expandafter\mdefalltd\fi}
\mdefalltd abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ\mdefalltd

%% var letters
% lower
\newcommand{\veps}{\varepsilon}
\newcommand{\vkap}{\varkappa}
\newcommand{\vphi}{\varphi}
\newcommand{\vpi}{\varpi}
\newcommand{\vrho}{\varrho}
\newcommand{\vthe}{\vartheta}
% upper
\newcommand{\vGam}{\varGamma}
\newcommand{\vDel}{\varDelta}
\newcommand{\vLam}{\varLambda}
\newcommand{\vPsi}{\varPsi}
\newcommand{\vPi}{\varPi}
\newcommand{\vPhi}{\varPhi}
\newcommand{\vSig}{\varSigma}

%% set ops
% delimited
\DeclareMathOperator*{\setI}{\bigcap}
\DeclareMathOperator*{\setU}{\bigcup}
% non-delimited
\newcommand{\setD}{\setminus}
\newcommand{\setDsym}{\bigtriangleup}

% argmin/argmax/arginf/argsup as operators
% with up/down limits
\DeclareMathOperator*{\argmin}{argmin}
\DeclareMathOperator*{\argmax}{argmax}
\DeclareMathOperator*{\arginf}{arginf}
\DeclareMathOperator*{\argsup}{argsup}

% various shorthand macros
\newcommand{\dist}{\mathrm{dist}}
\newcommand{\proj}{\mathrm{proj}}
\newcommand{\grad}{\nabla}
\newcommand{\conv}{\circledast}
\newcommand{\convhull}{\mathrm{conv}}
\newcommand{\iid}{\overset{\mathrm{i.i.d.}}{\sim}}
% note: span is a latex primitive
\newcommand{\vspan}{\mathrm{span}}
\newcommand{\rank}{\mathrm{rank}}
\newcommand{\tr}{\mathrm{Tr}}
\newcommand{\sign}{\mathrm{sign}}
\newcommand{\tdef}{\triangleq}
% middle bar, for use in delimited expressions like sets
\newcommand{\mmid}{\ \middle| \ }
% Positive semidefinite, positive definite cones
\newcommand{\psd}[1]{\Sbb^{#1}_+}
\newcommand{\pd}[1]{\Sbb^{#1}_{++}}
% up/down arrows for limits
\newcommand{\dto}{\downarrow}
\newcommand{\uto}{\uparrow}
\newcommand{\T}{\mathsf{T}}
% unit ball
\newcommand{\ball}{\mathbb{B}}
% multiset
\newcommand{\multo}{\rightrightarrows}
% KL divergence
\newcommand{\dkl}[2]{D_{\mathrm{KL}}\left({#1} \ |\ {#2}\right)}

% convergence symbols
\newcommand{\asto}{\overset{a.s.}{\longrightarrow}}
\newcommand{\probto}{\overset{\Pbb}{\longrightarrow}}
\newcommand{\lpto}[1]{\overset{L^{#1}}{\longrightarrow}}
\newcommand{\weakto}{\overset{\mathrm{weak}}{\longrightarrow}}
\newcommand{\normto}{\overset{\mathrm{norm}}{\longrightarrow}}

% convex analysis
\newcommand{\diag}{\mathrm{diag}}
\newcommand{\gph}{\mathrm{gph}}
\newcommand{\epi}{\mathrm{epi}}
\newcommand{\dom}{\mathrm{dom}}
\newcommand{\intr}[1]{\mathrm{int}\left( #1 \right)}
\newcommand{\clos}[1]{\mathrm{cl}\left( #1 \right)}
\newcommand{\relint}[1]{{#1}^{\circ}}

% shorthands for parentheses / brackets
\newcommand{\pars}[1]{\left( #1 \right)}
\newcommand{\brks}[1]{\left[ #1 \right]}

% macros for delimited expressions
\newcommand{\abs}[1]{\left| #1  \right|}
\newcommand{\expfun}[1]{\exp\left\{ {#1} \right\}}
\newcommand{\ip}[1] {\left\langle #1 \right\rangle }
\newcommand{\norm}[1] {\left \| #1 \right \|}
\newcommand{\opnorm}[1] {\norm{ #1 }_{\mathrm{op}}}
\newcommand{\infnorm}[1]{\norm{ #1 }_{\infty}}
\newcommand{\set}[1]{\left\{ #1 \right\}}
\newcommand{\trace}[1]{\tr \left( #1 \right)}
\newcommand{\floor}[1]{\left\lfloor #1 \right\rfloor}
\newcommand{\ceil}[1]{\left\lceil #1 \right\rceil}
% proximal operator
\newcommand{\prox}[2]{\mathrm{prox}_{#1}\left( #2 \right)}
% indicator function
\newcommand{\1}{\mathbbm{1}}

% differential in integrals
\newcommand{\dd}[1]{\mathrm{d}{#1}}

% expectation, probability and variance, with optional subscripts
\newcommand{\expec}[2][]{
    \ifx\\#1\\
        \Ebb \left[ #2 \right]
    \else
        \Ebb_{#1} \left[ #2 \right]
    \fi
}
\newcommand{\prob}[2][]{
    \ifx\\#1\\
        \Pbb \left( #2 \right)
    \else
        \Pbb_{#1} \left( #2 \right)
    \fi
}
\newcommand{\var}[2][]{
    \ifx\\#1\\
    \mathrm{Var}_{#1}\left( #2 \right)
    \else
    \mathrm{Var}\left( #2 \right)
    \fi
}

% partial fractions
\newcommand{\pfrac}[2]{\frac{\partial #1}{\partial #2}}

% matrices
\newcommand{\pmx}[1]{\begin{pmatrix} #1 \end{pmatrix}}
\newcommand{\bmx}[1]{\begin{bmatrix} #1 \end{bmatrix}}
\newcommand{\Bmx}[1]{\begin{Bmatrix} #1 \end{Bmatrix}}

% Figures
% produces a two-column figure environment
\newcommand{\twocolfigs}[2]{
    \begin{minipage}{0.49 \textwidth}
        #1
    \end{minipage}
    \begin{minipage}{0.49 \textwidth}
        #2
    \end{minipage}}
% produces a three-column figure environment
\newcommand{\threecolfigs}[3]{
    \begin{minipage}{0.33 \textwidth}
        #1
    \end{minipage}
    \begin{minipage}{0.33 \textwidth}
        #2
    \end{minipage}
    \begin{minipage}{0.33 \textwidth}
        #3
    \end{minipage}}

% author information - produces a clickable link for author's email
% example: \email{me@me.com}
\newcommand{\email}[1]{\href{mailto:#1}{\texttt{#1}}}

% Theorem envs - [section] means counter resets after each section
% [theorem] means that same counter as theorem is used
\newtheorem{theorem}{Theorem}[section]
\newtheorem{lemma}[theorem]{Lemma}
\newtheorem{corollary}[theorem]{Corollary}
\newtheorem{proposition}[theorem]{Proposition}

% Definitions use normal text in body
\theoremstyle{definition}
\newtheorem{definition}{Definition}[section]

% Remarks, claims do not use extral space or italic text
\theoremstyle{remark}
\newtheorem{claim}{Claim}
\newtheorem{remark}{Remark}

% references
\newcommand{\figref}[1]{Figure~\ref{#1}}
\newcommand{\secref}[1]{Section~\ref{#1}}
\newcommand{\propref}[1]{Proposition~\ref{#1}}
\newcommand{\thmref}[1]{Theorem~\ref{#1}}
\newcommand{\lemref}[1]{Lemma~\ref{#1}}
\newcommand{\claimref}[1]{Claim~\ref{#1}}
\newcommand{\corlref}[1]{Corollary~\ref{#1}}

% sans-serif bold commands
\newcommand{\sfbold}[1]{\textbf{\textsf{#1}}}
\newtheoremstyle{mystyle}%                % Name
  {}%                                     % Space above
  {}%                                     % Space below
  {\upshape}%                                     % Body font
  {}%                                     % Indent amount
  {\bfseries\sffamily}%                            % Theorem head font
  {.}%                                    % Punctuation after theorem head
  { }%                                    % Space after theorem head, ' ', or
  %%\newline
  {}%