| Kieli | Käännökset |
|---|---|
| ruotsi | affin geometri |
| unkari | affin geometria |
| Monikko | affine geometries |
(countable) A geometry that is otherwise Euclidean but disregards lengths and angle sizes.
In affine geometry, one uses Playfair's axiom to find the line through C1 and parallel to B1B2, and to find the line through B2 and parallel to B1C1: their intersection C2 is the result of the indicated translation.
(countable) A geometry that is otherwise Euclidean but disregards lengths and angle sizes.
Pappus' law: if the red lines are parallel and the blue lines are parallel, then the dotted black lines must be parallel.