1.17.2 AMS Non-Starred

<..configure ooffice-mml amsmath..>
 \:CheckOption{tab-eq}\if:Option
     <.tab-based ams display equation.>
 \else
     \Log:Note{for tab-based layout of equation environment
           use the command line option ‘tab-eq’}
     <.tabular-based ams display equation.>
 \fi
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<..tabular-based ams display equation..>
 \Configure{equation}
   {\ifvmode \IgnorePar\fi\EndP
    <.equation start table.>%
    <.amsmath equation july 2000.>%
    <.disp math within equation.>%
   }
   {\ifvmode \IgnorePar\fi\EndP <.equation table cells separator.>}
   {\ifvmode \IgnorePar\fi\EndP <.equation end table.>%
    <.try inline par.>}
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<..tab-based ams display equation..>
 \Configure{equation}
   {\IgnorePar\ifvmode\else \HCode{<!--tex4ht:inline-->}\fi
    \EndP \HCode{<text:p text:style-name="equ-p-tab"><text:tab/>}%
    \Tabtrue
    <.amsmath equation july 2000.>%
    \IgnorePar}
   {\Tabfalse \ifvmode \IgnorePar\fi\EndP \HCode{<text:tab/>}}
   {\HCode{</text:p>}<.try inline par.>%
 }
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<..disp math within equation..>
 \Configure{$$}
    {\Configure{@math}{}\IgnorePar\EndP
     \CenteredFrametrue \DviMath \CenteredFramefalse }
    {\EndDviMath\EndP}{}%
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<..amsmath equation july 2000..>
 \Configure{gather}
      {\HCode{<\a:mathml mtable\Hnewline
          class="equation"><\a:mathml mtr><\a:mathml mtd>}\IgnorePar
          <.math display in equation.>}
      {\HCode{</\a:mathml mtd></\a:mathml mtr></\a:mathml mtable>}}
      {}
      {}
      {\ifnum\HCol=2 \IgnorePar
          \HCode{</\a:mathml mtd><\a:mathml mtd>}\fi }
      {}%
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