Creating a custom definition environment, with an optional argument and non default punctuation












0















This seems like it should be the most basic question, but I can't find a comprehensible answer on the site, I'm afraid. I'm trying to define a definition environment that
1) replaces the default period by a colon
2) allows for an optional argument with a parenthetical statement of the term being defined. I've constructed code that does this, but it's really hideously kludgy. Would somebody mind telling me how to do the same thing in an elegant and robust way? Thanks for any suggestions.



Here's my awful code:



documentclass{amsart}
usepackage{amsthm}
usepackage{xpatch}
theoremstyle{myStyle}
newtheoremstyle{myStyle}% name
{3pt}% space above
{3pt}% space below
{italic}% body font
{}% indent amount
{bold}% theorem head font
{:}% punctuation after theorem head
{.5em}% space after theorem head
{}% theorem head spec

%Get rid of the default period after Defn
makeatletter
xpatchcmd{@thm}{thm@headpunct{.}}{thm@headpunct{}}{}{}
makeatother

newtheorem{definition}{Defn}
newenvironment{myDefn}[3]
{
label{defn:#1}
begin{definition}{{bf{(#2):}}}
{#3}
end{definition}}
{}

newtheorem{definitionAlt}{Defn}
newenvironment{myDefnAlt}[2]
{
setcounter{definitionAlt}{thedefinition}
label{defn:#1}
begin{definitionAlt}{{hspace*{-0.1in} bf :}}
{#2}
end{definitionAlt}}
{setcounter{definition}{thedefinitionAlt}}
begin{document}
begin{myDefn}
{myLabel}
{Dog}
{A dog is something that you take for a walk}
end{myDefn}
begin{myDefnAlt}
{myLabelAlt}
{A dog is something that you take for a walk}
end{myDefnAlt}
begin{myDefn}
{myLabel}
{Dog}
{A dog is something that you take for a walk}
end{myDefn}
begin{myDefnAlt}
{myLabelAlt}
{A dog is something that you take for a walk}
end{myDefnAlt}
end{document}


And here's what it produces:enter image description here










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    0















    This seems like it should be the most basic question, but I can't find a comprehensible answer on the site, I'm afraid. I'm trying to define a definition environment that
    1) replaces the default period by a colon
    2) allows for an optional argument with a parenthetical statement of the term being defined. I've constructed code that does this, but it's really hideously kludgy. Would somebody mind telling me how to do the same thing in an elegant and robust way? Thanks for any suggestions.



    Here's my awful code:



    documentclass{amsart}
    usepackage{amsthm}
    usepackage{xpatch}
    theoremstyle{myStyle}
    newtheoremstyle{myStyle}% name
    {3pt}% space above
    {3pt}% space below
    {italic}% body font
    {}% indent amount
    {bold}% theorem head font
    {:}% punctuation after theorem head
    {.5em}% space after theorem head
    {}% theorem head spec

    %Get rid of the default period after Defn
    makeatletter
    xpatchcmd{@thm}{thm@headpunct{.}}{thm@headpunct{}}{}{}
    makeatother

    newtheorem{definition}{Defn}
    newenvironment{myDefn}[3]
    {
    label{defn:#1}
    begin{definition}{{bf{(#2):}}}
    {#3}
    end{definition}}
    {}

    newtheorem{definitionAlt}{Defn}
    newenvironment{myDefnAlt}[2]
    {
    setcounter{definitionAlt}{thedefinition}
    label{defn:#1}
    begin{definitionAlt}{{hspace*{-0.1in} bf :}}
    {#2}
    end{definitionAlt}}
    {setcounter{definition}{thedefinitionAlt}}
    begin{document}
    begin{myDefn}
    {myLabel}
    {Dog}
    {A dog is something that you take for a walk}
    end{myDefn}
    begin{myDefnAlt}
    {myLabelAlt}
    {A dog is something that you take for a walk}
    end{myDefnAlt}
    begin{myDefn}
    {myLabel}
    {Dog}
    {A dog is something that you take for a walk}
    end{myDefn}
    begin{myDefnAlt}
    {myLabelAlt}
    {A dog is something that you take for a walk}
    end{myDefnAlt}
    end{document}


    And here's what it produces:enter image description here










    share|improve this question

























      0












      0








      0








      This seems like it should be the most basic question, but I can't find a comprehensible answer on the site, I'm afraid. I'm trying to define a definition environment that
      1) replaces the default period by a colon
      2) allows for an optional argument with a parenthetical statement of the term being defined. I've constructed code that does this, but it's really hideously kludgy. Would somebody mind telling me how to do the same thing in an elegant and robust way? Thanks for any suggestions.



      Here's my awful code:



      documentclass{amsart}
      usepackage{amsthm}
      usepackage{xpatch}
      theoremstyle{myStyle}
      newtheoremstyle{myStyle}% name
      {3pt}% space above
      {3pt}% space below
      {italic}% body font
      {}% indent amount
      {bold}% theorem head font
      {:}% punctuation after theorem head
      {.5em}% space after theorem head
      {}% theorem head spec

      %Get rid of the default period after Defn
      makeatletter
      xpatchcmd{@thm}{thm@headpunct{.}}{thm@headpunct{}}{}{}
      makeatother

      newtheorem{definition}{Defn}
      newenvironment{myDefn}[3]
      {
      label{defn:#1}
      begin{definition}{{bf{(#2):}}}
      {#3}
      end{definition}}
      {}

      newtheorem{definitionAlt}{Defn}
      newenvironment{myDefnAlt}[2]
      {
      setcounter{definitionAlt}{thedefinition}
      label{defn:#1}
      begin{definitionAlt}{{hspace*{-0.1in} bf :}}
      {#2}
      end{definitionAlt}}
      {setcounter{definition}{thedefinitionAlt}}
      begin{document}
      begin{myDefn}
      {myLabel}
      {Dog}
      {A dog is something that you take for a walk}
      end{myDefn}
      begin{myDefnAlt}
      {myLabelAlt}
      {A dog is something that you take for a walk}
      end{myDefnAlt}
      begin{myDefn}
      {myLabel}
      {Dog}
      {A dog is something that you take for a walk}
      end{myDefn}
      begin{myDefnAlt}
      {myLabelAlt}
      {A dog is something that you take for a walk}
      end{myDefnAlt}
      end{document}


      And here's what it produces:enter image description here










      share|improve this question














      This seems like it should be the most basic question, but I can't find a comprehensible answer on the site, I'm afraid. I'm trying to define a definition environment that
      1) replaces the default period by a colon
      2) allows for an optional argument with a parenthetical statement of the term being defined. I've constructed code that does this, but it's really hideously kludgy. Would somebody mind telling me how to do the same thing in an elegant and robust way? Thanks for any suggestions.



      Here's my awful code:



      documentclass{amsart}
      usepackage{amsthm}
      usepackage{xpatch}
      theoremstyle{myStyle}
      newtheoremstyle{myStyle}% name
      {3pt}% space above
      {3pt}% space below
      {italic}% body font
      {}% indent amount
      {bold}% theorem head font
      {:}% punctuation after theorem head
      {.5em}% space after theorem head
      {}% theorem head spec

      %Get rid of the default period after Defn
      makeatletter
      xpatchcmd{@thm}{thm@headpunct{.}}{thm@headpunct{}}{}{}
      makeatother

      newtheorem{definition}{Defn}
      newenvironment{myDefn}[3]
      {
      label{defn:#1}
      begin{definition}{{bf{(#2):}}}
      {#3}
      end{definition}}
      {}

      newtheorem{definitionAlt}{Defn}
      newenvironment{myDefnAlt}[2]
      {
      setcounter{definitionAlt}{thedefinition}
      label{defn:#1}
      begin{definitionAlt}{{hspace*{-0.1in} bf :}}
      {#2}
      end{definitionAlt}}
      {setcounter{definition}{thedefinitionAlt}}
      begin{document}
      begin{myDefn}
      {myLabel}
      {Dog}
      {A dog is something that you take for a walk}
      end{myDefn}
      begin{myDefnAlt}
      {myLabelAlt}
      {A dog is something that you take for a walk}
      end{myDefnAlt}
      begin{myDefn}
      {myLabel}
      {Dog}
      {A dog is something that you take for a walk}
      end{myDefn}
      begin{myDefnAlt}
      {myLabelAlt}
      {A dog is something that you take for a walk}
      end{myDefnAlt}
      end{document}


      And here's what it produces:enter image description here







      environments optional-arguments






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      asked 12 mins ago









      Leo SimonLeo Simon

      880915




      880915






















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