Control point coordinate

end point coordinate

Intersection coordinate

Point Coordinate

starting point coordinate

Computation of intersection point

Intersection point

intersection point set

Point Intersection

mixed coordinate additions of affine coordinate an

accumulation point or limit point

blind point and difficult point of prescription

burning point fire point

fire point burning point

integral point by point

link mode of point to point

method of balancing the distances to fore point and to back point

point by point comparison method

point by point method