Each has three entrances; each entrance has three rising bands of figures surrounding a central tympanum of recessed space. (religion-online.org)
The mirrored tympanum and the mirrored entrance at GoMA were designed by the artist. (contemporaryartsociety.org)
The first is an ordinary physical transaction; it takes up time, and I, distinct from you, expend energy (in the ordinary physical sense) to agitate your tympanums. (religion-online.org)