\def\m:env#1{\:xhtml{\IgnorePar\EndP}\HCode{<center><table class="#1"
  
    border="0" cellpadding="0" cellspacing="15"><tr><td>}}
  
 \def\endm:env{\HCode
  
   {</td></tr></table></center>}\IgnorePar}
-_-_-
   
 
    \def\m:env#1{\relax\ifmmode\else\par\fi\:xhtml{\IgnorePar\EndP}%
  
   \HCode{<center class="#1"><table class="#1"\Hnewline
  
    border="0" cellpadding="0" cellspacing="15"><tr><td>}}
  
 \def\endm:env{\:xhtml{\IgnorePar\EndP}%
  
    \HCode{</td></tr></table></center>}\IgnorePar
  
    \ifmmode\else\par\fi}
-_-_-
   
 
   
    \Configure{pmatrix}
  
    {\bgroup\m:env{pmatrix}}
  
    {\endm:env\egroup}
  
 \Configure{smallmatrix}
  
     {\bgroup\m:env{smallmatrix}\Picture+{}}
  
     {\EndPicture\endm:env\egroup}
  
     {}{} {}{}
  
 \Configure{bmatrix}
  
    {\bgroup\m:env{bmatrix}}
  
    {\endm:env\egroup}
  
 \Configure{vmatrix}{\bgroup\m:env{vmatrix}}{\endm:env\egroup}
  
 \Configure{Vmatrix}{\bgroup\m:env{Vmatrix}}{\endm:env\egroup}
  
 \Configure{aligned}
  
   {\bgroup\m:env{aligned}\Picture+{}}
  
   {\EndPicture\endm:env\egroup}
  
   {}{}{}{}
  
 \Configure{xalignat}
  
   {\bgroup\m:env{xalignat}}
  
   {\endm:env\egroup}
  
   {}{}{}{}
  
 \Configure{xxalignat}
  
   {\bgroup\m:env{xxalignat}}
  
   {\endm:env\egroup}
  
   {}{}{}{}
  
 \Configure{multline}
  
   {\bgroup\m:env{multline}\Picture+{}\vtop\bgroup$$}
  
   {$$\egroup\EndPicture\endm:env\egroup}
  
   {}{}
  
 \Configure{alignedat}
  
   {\bgroup\m:env{alignedat}\Picture+{}}
  
   {\EndPicture\endm:env\egroup}
  
   {}{}{}{}
  
 \Configure{gathered}
  
   {\bgroup\m:env{gathered}\Picture+{}}
  
   {\EndPicture\endm:env\egroup}
  
   {}{}{}{}
-_-_-
   
 
    <.shared amstex.tex matrix 4.0t.>
  
 <.tabular amstex.tex matrix 4.0t.>
  
 <.tabular amstex.tex align 4.0t.>
  
 <.nonpic amstex.tex cases 4.0t.>
  
 \:CheckOption{pic-matrix} \if:Option
  
    \Configure{matrix}
  
       {\m:env{matrix}\Picture+{}}  {\EndPicture\endm:env}
  
       {}{} {}{}
  
 \else
  
    \Log:Note{for pictorial matrix,
  
                       use the command line option ‘pic-matrix’}
  
 \fi
  
 \:CheckOption{pic-align}  \if:Option
  
    \Configure{align}
  
        {\m:env{align}\Picture+{}} \EndPicture{\endm:env}
  
        {} {} {} {}
  
 \else
  
    \Log:Note{for pictorial align,
  
                       use the command line option ‘pic-align’}
  
    \Configure{align}
  
       {\HCode{<table\Hnewline class="align">}}  {\HCode{</table>}}
  
       {\HCode{<tr\Hnewline>}}   {\HCode{</tr>}}
  
       {\HCode{<td>}}   {\HCode{</td>}}
  
 \fi
  
 \:CheckOption{pic-cases}  \if:Option
  
    \Configure{cases}
  
        {\m:env{cases}\Picture+{}}{\EndPicture\endm:env}
  
 \else
  
    \Log:Note{for pictorial cases,
  
                       use the command line option ‘pic-cases’}
  
 \fi
  
 \Configure{alignat}
  
   {\bgroup\m:env{alignat}\Picture+{}}
  
   {\EndPicture\endm:env \egroup}
  
   {}{} {}{}
  
 \Configure{gather}
  
   {\bgroup\m:env{gather}\Picture+{}}
  
   {\EndPicture\endm:env\egroup}
  
   {}{} {}{}
  
 <.32,4 picmath amstex.tex.> -_-_-
   
 
    \Configure{frac}{\Picture+{ style="text-align:middle"}}{\EndPicture}
  
 \Configure{dfrac}{\Picture+{ style="text-align:middle"}}{\EndPicture}
  
 \Configure{tfrac}{\Picture+{ style="text-align:middle"}}{\EndPicture}
  
 \Configure{binom}{\Picture+{ style="text-align:middle"}}{\EndPicture}
  
 \Configure{dbinom}{\Picture+{ style="text-align:middle"}}{\EndPicture}
  
 \Configure{tbinom}{\Picture+{ style="text-align:middle"}}{\EndPicture}
  
 \Configure{boxed}{\Picture+{ style="text-align:middle"}}{\EndPicture}
-_-_-
   
 
    \Configure{matrix}
  
    {\HCode{<table\Hnewline class="matrix">}}  {\HCode{</table>}}
  
    {\HCode{<tr\Hnewline>}}   {\HCode{</tr>}}
  
    {\HCode{<td>}}   {\HCode{</td>}}
  
 \Configure{cases}{\m:env{cases}}{\endm:env}
-_-_-