However, in the case of algebraic curves it is very common not to restrict the curve to having points only defined over the real numbers.
One-dimensional points just define a scalar function of the parameter.
So those two points, as we know, again from high school algebra, two points define a line.
Two points define a straight line: they have takeoff and the explosion.
These points usually define the table at the end of the season.
As illustrated in figure 1, this point defines the lower (left) end of the isochron.
Three points define a plane, and I am fixed.
But 'three points define a plane, Four points box the earth, five is the number of protection.'
That is, it takes points to define a polynomial of degree .
The projection centers of the sensors and the considered point on the object's surface define a (spatial) triangle.