14.12.1 The abscissa of a three-dimensional point: abscissa
See Section 13.13.2 for abscissas in two-dimensional
geometry.
The abscissa command finds the abscissa (x-coordinate) of a point.
-
abscissa takes one argument:
P, a point.
- abscissa(P) returns the abscissa of P.
Example
Input:
abscissa(point(1,2,3))
Output: