ternary number system

Third base", ternary and balanced ternary number systems"

J. R. Hendricks called the directions within a hypercubes "pathfinders", these directions are simplest denoted in a ternary number system as:

The Balanced Ternary Number System (includes decimal integer to balanced ternary converter)

See also Skew binary number system, a variant ternary number system where at most 2 digits change on each increment, as each increment can be done with at most one digit carry operation.