It contains an infinite number of points. Temporally, it represents the Future. The moments of Zero Dimension create the future, forming a trajectory. The first dimension is the home of the Whole or Integer numbers. The points, natural numbers, have no extension.
Integer numbers unite positive and negative up to ten and create the number line.
The Whole numbers are created through addition, basic to sensing, and through subtraction, basic to the spirit, the path in the unknown future.