\NewConfigureOO{display-math}
\ConfigureOO{display-math}
{<style:style style:name="display-math"
style:family="paragraph"
style:parent-style-name="Text-body">\Hnewline
<style:paragraph-properties
fo:text-align="center"
style:auto-text-indent="false"
style:justify-single-word="false"/>\Hnewline
</style:style>\Hnewline}
-_-_-