# Parallel (geometry)/Related Articles

From Citizendium, the Citizens' Compendium

*See also changes related to Parallel (geometry), or pages that link to Parallel (geometry) or to this page or whose text contains "Parallel (geometry)".*

## Parent topics

- Euclidean geometry [r]: Form of geometry first codified by Euclid in his series of thirteen books,
*The Elements*.^{[e]} - Non-Euclidean geometry [r]:
*Add brief definition or description*

## Subtopics

- Parallel axiom [r]:
*Add brief definition or description* - Parallel curve [r]:
*Add brief definition or description* - Parallel body [r]:
*Add brief definition or description*

- Line (geometry) [r]: (or
**straight line**) In elementary geometry, a maximal infinite curve providing the shortest connection between any two of its points.^{[e]} - Plane (geometry) [r]: In elementary geometry, a flat surface that entirely contains all straight lines passing through two of its points.
^{[e]} - Point (geometry) [r]: An object that has a position but no length, breadth or depth.
^{[e]}