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).
Looking for constructively? Find out information about constructively. 1. Law deduced by inference or construction; not expressed but inferred 2. Law having a deemed legal effect A proof that something exists is constructive... Explanation of constructively Constructively | Article about constructively by The Free Dictionary