if (features.runparams().isLaTeX())
features.require("amsmath");
else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
if (features.runparams().isLaTeX())
features.require("amsmath");
else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
"span.overset{display: inline-block; vertical-align: bottom; text-align:center;}\n"
"span.overset span {display: block;}\n"
"span.overset{display: inline-block; vertical-align: bottom; text-align:center;}\n"
"span.overset span {display: block;}\n"