Characters Written Above Each Other
Combinations of characters with characters written above for which there is no Unicode equivalent are tagged with <hi @rendition="#stacked">. The characters concerned are separated from each other according to the Unicode recommendation for writing binomial coefficients by means of an broken pipe (¦ U+00A6 BROKEN BAR). The base character always comes first.
Characters Written Above
0,28 <hi rendition="#stacked">P̶ ￤ ˙˙˙ ￤ ˙˙</hi>
Source: Quenstedt, Friedrich August: Handbuch der Mineralogie. Tübingen, 1855. [Facsimile 510]
If several characters written above are stacked, <hi rendition="#stacked"> is nested.
Characters Written Several Times Above Each Other
<hi rendition="#stacked">2 ￤ 4</hi> und <hi rendition="#stacked">2 ￤ 4 ￤ 6</hi>