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CGAL::x_equal

bool x_equal ( Point_2<R> p, Point_2<R> q)
returns true, iff p and q have the same x-coordinate.

bool x_equal ( Point_3<R> p, Point_3<R> q)
returns true, iff p and q have the same x-coordinate.

See Also

CGAL::compare_x
CGAL::y_equal
CGAL::z_equal

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www.cgal.org. Aug 13, 2001.