% change this depending on what you're doing.
%\documentclass[11pt]{amsart}

%packages
%\usepackage[margin=1.5in]{geometry}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage[pdftex]{graphicx}
\usepackage{tikz-cd}
\usepackage{blindtext}

\usepackage{hyperref,xcolor}
\usepackage{amsmath,amsfonts,amssymb,amsthm,color,mathtools,enumitem}
\usepackage{epstopdf}
\usepackage{polynom}
\usepackage{babel}
\usepackage{mathrsfs}
\usepackage{chngcntr}
\usepackage{verbatim}
\usepackage{hyphenat}
 

\hypersetup{
	colorlinks=true,
	linkcolor=blue,
	citecolor=cyan,
	urlcolor=cyan}

  %theorems
\newtheorem{theorem}{Theorem}[section]
\newtheorem{defn}[theorem]{Definition}
\newtheorem{prop}[theorem]{Proposition}
\newtheorem{cor}[theorem]{Corollary}
\newtheorem{lemma}[theorem]{Lemma}
\newtheorem{example}[theorem]{Example}
\newtheorem{remark}[theorem]{Remark}

\newtheorem*{resultA}{Theorem A}
\newtheorem*{resultB}{Theorem B}
\newtheorem*{resultC}{Theorem C}
\newtheorem*{resultD}{Theorem D}
\newtheorem*{resultE}{Theorem E}
\newtheorem*{resultF}{Theorem F}

%\newtheorem{result}{Theorem}[chapter]
\newtheorem{result}{Theorem}
%\renewcommand*{\theresult}{\arabic{chapter}.\Alph{result}}
\renewcommand*{\theresult}{\Alph{result}}
\newtheorem{resultcor}[result]{Corollary}

\numberwithin{equation}{section}