39

G40

bestowed upon them, I suppose, by P. G. Tait.) Their definitions
are, in substance, as well as I remember (not having
seen the memoir for a great many years,) as follows:

The choresy (χώρησις) of any place, L, is the least number of places
in it, each of the same dimensionality* as L, such that if
each of them were is occupied by something to the exclusion of
anything else, no more room would be left, even for a point.

(Foot-note)
*Dimensionality has the value 0 for a point or points, 1 for
a line or lines, 2 for surfaces, 3 for a tridimensional spaces.