void setWidthSpec(const scaled& w) { spec = FIX; fixWidth = w; }
MathMLTableFormatter::Column::setWidthSpec(const FormattingContext& ctxt, const Length& spec) { if (spec.type == Length::PERCENTAGE_UNIT) setWidthSpec(spec.value / 100.0); else setWidthSpec(ctxt.MGD()->evaluate(ctxt, spec, scaled::zero())); }
    void setWidthSpec(const scaled& w) { spec = FIX; fixWidth = w; }