From Wikipedia, the free encyclopedia
Jump to: navigation, search

In geometry, generatrix or generator is a point, curve or surface that, when moved generates a new shape.[1] The path of the generatrix motion is called directrix.[2] For example, a cone can be created by rotating a line about intersecting axis.[3] Generatrix of a cylinder is parallel to the axis.


  1. ^ "generatrix". Retrieved 11 September 2014. 
  2. ^ "generatrix". Retrieved 11 September 2014. 
  3. ^ "Cone". Retrieved 11 September 2014.