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This category contains results about Collinearity.
Definitions specific to this category can be found in Definitions/Collinearity.

Collinear means sharing a common (straight) line.

Collinear Points

Three (or more) points are collinear if and only if there exists a straight line that passes through all the points.

Collinear Planes

A set of planes which share the same (straight) line are collinear.


This category has only the following subcategory.