File:Parabola with focus and directrix.svg

Size of this PNG preview of this SVG file: 800 × 545 pixels. Other resolutions: 320 × 218 pixels | 640 × 436 pixels | 1,024 × 698 pixels | 1,280 × 873 pixels | 2,560 × 1,745 pixels.

Original file (SVG file, nominally 880 × 600 pixels, file size: 25 KB)

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

DescriptionParabola with focus and directrix.svg	English: A parabola, showing directrix (L) and focus (F). Generic points marked for explanation.
Date	17 January 2007 (original upload date)
Source	No machine-readable source provided. Own work assumed (based on copyright claims).
Author	No machine-readable author provided. LucasVB assumed (based on copyright claims).

Licensing

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.

File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Dimensions	User	Comment
current	13:40, 12 August 2011	880 × 600 (25 KB)	Perey	So, apparently my version of rsvg is less buggy than the one on Commons...
	13:39, 12 August 2011	880 × 600 (2 KB)	Perey	Hand-coded SVG, less than 10% of the size of the last one. Checked that it works in rsvg, so hopefully it displays fine.
	22:47, 17 January 2007	880 × 600 (25 KB)	LucasVB	attempting to remove phantom square
	18:15, 17 January 2007	880 × 600 (27 KB)	LucasVB	A parabola, showing directrix (L) and focus (F). Generic points marked for explanation.