Hieroglyphics of Horapollo: Book II.: XXX. What One Line Bent Over Another Signifies

Hieroglyphics of Horapollo, tr. Alexander Turner Cory, [1840], at sacred-texts.com

A straight line with a curved line above it signifies TEN PLANE LINES. 4

xxx. The plane lines denote units, the curved 10's, the coils 100's, and the other 1000's.

106:4 Qy. When a curved line is placed above a straight line it denotes ten of such straight lines.