A ray is a line with a point on one end and an arrow at the other.
It could be describing a person who understands mathmatics well or has an easy time doing mathmatics.
archimedes
mathmatics.
Matematicas
mathématic
Mathmatics
it is a mathematical number 3.1415926535897932362643433
Natural science.
les maths
Mathmatics
It is a point with a line extending from it.
Okay...thats mathmatics. Obviously.