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http://commons.wikimedia.org/wiki/File:Unitcircledefs.svg Characterization of the sine, tangent, and secant functions using certain vertical lines. SVG redraw from original work. Date 4 July 2008 Source en:Image:Unitcircledefs.png Author: Michael H
http://commons.wikimedia.org/wiki/File:Unitcircledefs.svg
Characterization of the sine, tangent, and secant functions using certain vertical lines. SVG redraw from original work.
Date
4 July 2008
Source
en:Image:Unitcircledefs.png
Author: Michael Hardy (original); Pbroks13 (talk) (redraw)
Permission: Released into Public Domain by author Michael Hardy
Characterization of the sine, tangent, and secant functions using certain vertical lines. SVG redraw from original work.
Date
4 July 2008
Source
en:Image:Unitcircledefs.png
Author: Michael Hardy (original); Pbroks13 (talk) (redraw)
Permission: Released into Public Domain by author Michael Hardy