I, the copyright holder of this work, hereby publish it under the following license:

Public domainPublic domainfalsefalse

I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Original upload log edit

This image is a derivative work of the following images:

• File:Parabel.svg licensed with PD-self
  • 2008-09-18T00:11:48Z McSush 460x550 (2906 Bytes) {{Information |Description= |Source= |Date= |Author= |Permission= |other_versions= }}
  • 2008-09-17T22:15:08Z McSush 460x550 (2863 Bytes) {{Information |Description={{de|1=Eine Parabel mit Beschriftung und Reflektionseigenschaft.}} {{en|1=parabola with description and reflections of rays.}} |Source=Own work by uploader, based on the png-Image "Parabel.png" from

Uploaded with derivativeFX