the axiom in Euclidean geometry that only one line can be drawn through a given point so that the line is parallel to a given line that does not contain the point.
See under Euclidean.
- Parallel presence detect
noun, Geometry. 1. a projection from one plane to a second plane in which the lines joining points on the first plane and corresponding images are parallel.
- Parallel random-access machine
parallel (PRAM) An idealised parallel processor consisting of P processors, unbounded shared memory, and a common clock. Each processor is a random-access machine (RAM) consisting of R registers, a program counter, and a read-only signature register. Each RAM has an identical program, but the RAMs can branch to different parts of the program. The RAMs […]
- Parallel reduction
A form of applicative order reduction in which all redexes in an expression are reduced simultaneously. Variants include parallel outermost reduction and lenient reduction. See normal order reduction.