Semiinfinite
Semiinfinite is an adjective used in mathematics, physics, and engineering to describe an object or domain that extends indefinitely in one direction while having a finite extent in another. The term highlights a half-infinite nature, such as a starting point with infinite continuation.
In geometry and real analysis, a semiinfinite line, or ray, consists of points of the form p
In optimization, semi-infinite programming refers to problems with finitely many decision variables but infinitely many constraints,
In physics and materials science, semiinfinite concepts appear in the semiinfinite potential well in quantum mechanics,