Arlington County has an extensive network of bicycle infrastructure, including 50 miles of shared-use off-street trails. These multi-use trails are generally 10 feet wide with a solid yellow line striped down the middle to separate users.
Constructive mathematics. Idea. Broadly speaking, constructive mathematics is mathematics done without the principle of excluded middle (or other principles, such as the full axiom of choice, that imply it).
inÂ·terÂ·secÂ·tion. n. 1. The act, process, or result of intersecting. 2. A place where things intersect, especially a place where two or more roads cross. 3. Mathematics. a. The point or locus of points where one line, surface, or solid crosses another.rigin-the point of intersection of coordinate axes; where the values of the coordinates are all zero. set - (mathematics) an abstract collection of numbers or symbols; the set of prime numbers is infinite.