ideal point

(redirected from Point at infinity)
Also found in: Encyclopedia, Wikipedia.

ide′al point′

the point at infinity assumed to be the point at which parallel lines intersect.
Mentioned in ?
References in periodicals archive ?
2] + bX be an elliptic curve over Q, let O denote the point at infinity on E, and let E(Q) denote the group of rational points on E.
Let [OMEGA] [subset] C be a simply connected domain whose boundary contains the point at infinity.
E(Fp) forms an abelian group with [infinity], point at infinity serving as the identity element with respect to addition [8].
The thrust of the present investigation is provided by the mapping of Neumann to Dirichlet eigen-problems that obtains as the complex boundary parameter varies from zero to the point at infinity along a fixed direction in the complex plane.
For me," she writes, "the hardest part of planet hunting in the daytime has always been acquiring a focus point at infinity when there is nothing to look at.