<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">\ProvidesPackage{ametsoc2col}
% AMS Latex Style File Version 3.0
% 
% LaTeX style file for AUTHOR USE ONLY
% Produces two column, single spaced journal page layout.
%
%************************************************************************************
%****************************FOR AUTHOR'S PERSONAL USE ONLY!!!***********************
%********************** NOT TO BE USED FOR SUBMISSION TO THE AMS!!!******************
%************************************************************************************
%* This file can be used with amspaper.tex to generate a double column, single spaced
%* PDF that closely resembles AMS journal page layout.  This is for author use ONLY!
%* PAPERS SUBMITTED IN THIS FORMAT WILL BE RETURNED TO THE AUTHOR! To submit a paper
%* in a format that follows all the AMS guidelines for submission and peer review use 
%* ametsoc.sty 
%************************************************************************************
%
% August, 2008 - Developed by Brian Papa - American Meteorological Society
% - A modified version of ametsoc.sty
%
\RequirePackage{graphicx}
%
% Seup the page layout using the geometry package
%%%\usepackage[margin=2.54cm,centering]{geometry}
\RequirePackage[dvips,letterpaper,textwidth=18.5cm,textheight=22.9cm]{geometry}
%
% ametsoc.bst is built on top of natbib
\RequirePackage{natbib}

% Use times font in URLs
\RequirePackage{url}

% Define a light gray color for use in the title page header
\RequirePackage{color}
\definecolor{lightgray}{gray}{0.50}
\RequirePackage{fancyhdr}

% Provide the amsmath, fonts, symbol, and boldface math packages for use
\RequirePackage{amsmath,amsfonts,amssymb,bm}

%Use the indent first package to ensure the first paragraph after each
%section is indented.
\RequirePackage{indentfirst}

%If then options
\RequirePackage{ifthen} 
\newboolean{dc}
\setboolean{dc}{true}

%Ensure both text and captions are double spaced following AMS requirements
\ifthenelse{\boolean{dc}}
{}
{\renewcommand{\baselinestretch}{2.0}}

% Corrected labels to roman numbers for lists
\renewcommand{\labelenumi}{\roman{enumi}.}

%Page numbers.
\pagestyle{plain}

\setcounter{secnumdepth}{4}
%
% Article's default is to provide arabic numerals for everything.
% Change the formatting of section and lower to follow AMS style.
\renewcommand{\@seccntformat}[1]{{\csname the#1\endcsname}.~~}%1

%section definitions
\renewcommand{\section}{%
\renewcommand{\@seccntformat}[1]{{\csname the##1\endcsname}.~~}%1
\@startsection
{section}%
{1}% 1 is the level for subsection
{0mm}% NO indent, starts immediately
{-\baselineskip}% skips 1 baseline after end of previous subsection
{0.5\baselineskip}% half baseline and the first paragraph starts
{\normalsize\bf}%the style, Large and boldface
}
\renewcommand{\thesection}{\arabic{section}} % numbers

% subsection definitions
\renewcommand{\subsection}{%
\renewcommand{\@seccntformat}[1]{{\csname the##1\endcsname}.~~}%1
\@startsection
{subsection}%
{2}% 2 is the level for subsection
{0mm}% NO indent, starts immediately
{-\baselineskip}% skips 1 baseline after end of previous subsection
{0.5\baselineskip}% half baseline and the first paragraph starts
{\normalfont\small\itshape}%the style, all italics
}
\renewcommand{\thesubsection}{\alph{subsection}} % letters

% subsubsection definitions
\renewcommand{\subsubsection}{%
\renewcommand{\@seccntformat}[1]{{\csname the##1\endcsname})~~}%1
\@startsection
{subsubsection}%
{3}% 3 is the level for subsubsection
{5mm}% Indent subsubsections
{-\baselineskip}% skips 1 baseline after end of previous subsubsection
{0.5\baselineskip}% half baseline and the first paragraph starts
{\normalfont\small\sc}%
}
\renewcommand{\thesubsubsection}{\arabic{subsubsection}}

% paragraph (subsubsubsection) definitions
\renewcommand{\paragraph}{%
\renewcommand{\@seccntformat}[1]{({\csname the##1\endcsname})~~}%1
\@startsection
{paragraph}%
{4}% 4 is the level for subsubsubsection (paragraph)
{5mm}% indent paragraph/subsubsubsections the same as subsubsections
{-\baselineskip}% skips 1 baseline after end of previous subsubsection
{0.5\baselineskip}% half baseline and the first paragraph starts
{\normalfont\small\itshape}%
}
\renewcommand{\theparagraph}{\roman{paragraph}}

% Acknowledgments is defined as an unnumbered section.
\newenvironment{acknowledgment}
{\subsubsection*{\textit{Acknowledgments.}}}
{}

\renewenvironment{appendix}[1][1]%
{\ifthenelse{\equal{#1}{1}}%
{\renewcommand\theequation{A\arabic{equation}}%
\setcounter{equation}{0}% reset counter
\setcounter{subsection}{0}% reset counter
\begin{center}%
\section*{\textnormal{APPENDIX}}%
\end{center}}%
{\renewcommand\theequation{{#1}\arabic{equation}}%
\setcounter{equation}{0}% reset counter
\setcounter{subsection}{0}% reset counter
\begin{center}%
\section*{\textnormal{APPENDIX {#1}}}%
\end{center}}}%

%
% Remove colon in \caption, AMS style is to have a period after the
% figure number
\long\def\@makecaption#1#2{%
% Create the proper style for the figure and table captions.
\renewcommand{\figurename}{\textsc{Fig.}}
\renewcommand{\tablename}{\textsc{Table}}
\renewcommand{\thefigure}{\arabic{figure}.}
\renewcommand{\thetable}{\arabic{table}.}
\vskip\abovecaptionskip
\sbox\@tempboxa{#1~~#2}%
\ifdim \wd\@tempboxa &gt;\hsize
#1~~#2\par%
\else
\global \@minipagefalse
\hb@xt@\hsize{\hfil\box\@tempboxa\hfil}%
\fi
\vskip\belowcaptionskip}
%
% Set the abstract heading as upper case and define the abstract environment.
\renewcommand{\abstractname}{\uppercase{Abstract}}
%
\renewenvironment{abstract}{
\footnotesize% Used under normal template conditions
\begin{center}%
{\abstractname\vspace{-.5em}\vspace{\z@}}%
\end{center}
}

% Define the amstitle
\newcommand{\amstitle}{
   \date{}% No date
   \maketitle%Make the title
   \thispagestyle{fancy}% title page doesn't have page number
   \lhead{\textcolor{lightgray}{\footnotesize{Generated using V3.0 of the official AMS \LaTeX\ template--journal page layout FOR AUTHOR USE ONLY, NOT FOR SUBMISSION!}}}
   \newpage%Title page is separate from rest of article
   \pagenumbering{arabic}%Start pagination from this point
   \newpage%Title page is separate from rest of article
}
%
% Citations should be of the form ``author year''  not ``author, year''
\bibpunct{(}{)}{;}{a}{}{,}
%
% Adjust the spacing for two column papers
\ifthenelse{\boolean{dc}}
% Set the column separator width to 0.25 inches.
{\setlength{\columnsep}{.25in}}
{}
%
% Center the References section title
\renewcommand{\refname}{\begin{center}\uppercase{\normalfont{References}}\end{center}}</pre></body></html>