\documentclass{dnce}
\usepackage{lh-author-template}
\usepackage{lineno}

% ================================================================
% L&H AUTHOR TEMPLATE — DNC
% Edit only the author-input fields and manuscript body below.
% Do not edit the .cls or .sty files.
% The editorial office adds volume, issue, DOI, page range,
% editorial dates, handling editor, copyright, and license details.
% Keep all submission files in the same folder.
% ================================================================

\allowdisplaybreaks
\setlength{\arraycolsep}{3pt}

\theoremstyle{plain}
\newtheorem{theorem}{Theorem}
\newtheorem{proposition}[theorem]{Proposition}
\newtheorem{lemma}[theorem]{Lemma}
\newtheorem{corollary}[theorem]{Corollary}
\theoremstyle{definition}
\newtheorem{definition}{Definition}
\newtheorem{example}{Example}
\theoremstyle{remark}
\newtheorem{remark}{Remark}

\begin{document}

% ===================== EDITORIAL OFFICE ONLY =====================
% Authors: leave this block commented and do not enter editorial dates.
% After acceptance, production staff may uncomment this block and replace
% every example value. This one block controls the formal header, footer,
% page range, DOI, copyright, and the Submission Info fields.
%
% \LHProductionMetadata{
%   volume     = {16},
%   issue      = {1},
%   year       = {2027},
%   first-page = {1},
%   doi        = {10.5890/DNC.2027.01.001},
%   editor     = {Handling Editor Name},
%   received   = {12 January 2027},
%   accepted   = {18 March 2027},
%   online     = {25 March 2027}
% }
% ==================================================================

% ======================= AUTHOR INPUT START =======================

\title{Replace with a Concise and Informative Article Title}

% Use superscript numbers to connect authors and affiliations. Put
% \LHORCID{0000-0000-0000-0000} after each author who has an ORCID iD;
% remove that command when no ORCID is available. Put \corrauth{email}
% immediately after the corresponding author.
\author{First Author$^{1}$\corrauth{first.author@example.edu}\LHORCID{0000-0000-0000-0000},
Second Author$^{2}$}

\address{$^{1}$Department, Institution, City, State/Province, Postal Code, Country\\
$^{2}$Department, Institution, City, State/Province, Postal Code, Country}

\LHShortTitle{Short Article Title}

\LHAbstract{%
Replace this text with a self-contained abstract that states the purpose,
methods, principal results, and main conclusion of the work. Avoid citations,
undefined abbreviations, equations, and editorial information such as received
or accepted dates.
}

\LHKeywords{keyword one; keyword two; keyword three; keyword four}

\LHMakeTitle
\thispagestyle{firstpage}
\renewcommand{\baselinestretch}{1}
\normalsize
\linenumbers

\section{Introduction}
\label{sec:introduction}

Explain the research context, the specific problem addressed, the relevant
literature, and the contribution of the article. Cite references using
\verb|\cite{reference-key}|.

\section{Methods or Mathematical Formulation}
\label{sec:methods}

Describe the model, assumptions, data, algorithms, or experimental procedures
with enough detail for the work to be understood and reproduced.

\begin{equation}
  \dot{x}(t)=f\bigl(x(t),t\bigr).
  \label{eq:model}
\end{equation}

Use the \verb|align| environment for multiline equations. Do not use
\verb|eqnarray|.

% Figures may be PDF, PNG, JPG, or EPS. Use a unique descriptive label.
% \begin{figure}[htbp]
%   \centering
%   \includegraphics[width=0.75\textwidth]{your-figure.pdf}
%   \caption{A concise, self-contained figure caption.}
%   \label{fig:descriptive-name}
% \end{figure}

\section{Results and Discussion}
\label{sec:results}

Present the results clearly and discuss their interpretation, limitations,
relationship to prior work, and practical or theoretical significance.

\section{Conclusions}
\label{sec:conclusions}

State the main conclusions without repeating the abstract. Identify important
limitations and, where appropriate, directions for future work.

\section*{Declarations}

\noindent\textbf{Funding.}
State the funding source and grant number, or write ``No external funding.''

\medskip
\noindent\textbf{Conflicts of Interest.}
Declare any competing interests, or write ``The authors declare no conflicts
of interest.''

\medskip
\noindent\textbf{Data Availability.}
State where the data can be accessed and under what conditions, or explain why
data sharing is not applicable.

\medskip
\noindent\textbf{Author Contributions.}
Briefly state each author's contribution to the work.

\medskip
\noindent\textbf{Acknowledgments.}
Optional. Acknowledge non-author contributions that do not meet authorship
criteria.

\begin{thebibliography}{99}

\bibitem{reference-key}
First Author and Second Author,
Title of the cited work,
\emph{Journal Title} \textbf{10} (2026) 1--15.

\end{thebibliography}

% ======================== AUTHOR INPUT END ========================

\end{document}
