Keywords: Unitcirclecodefs-2.svg Characterization of the cosine cotangent and cosecant functions using certain horizontal lines SVG redraw of original work Unitcirclecodefs svg 2010-06-19 13 19 UTC Unitcirclecodefs svg en User Michael Hardy original ; Pbroks13 talk redraw derivative work Vancho <span class signature-talk >talk</span> Added coloring; changed name cot to ctg and csc to cosec; added angle name theta; italicized theta Vancho Unitcirclecodefs svg PD-user-en PD-user-w original upload log This image is a derivative work of the following images File Unitcirclecodefs svg licensed with PD-user-en PD-user-w 2008-07-05T03 39 17Z Pbroks13 402x402 12970 Bytes <nowiki> Characterization of the cosine cotangent and cosecant functions using certain horizontal lines SVG redraw of original work en Image Unitcirclecodefs png 2008-07-04 </nowiki> Uploaded with derivativeFX SVG trigonometric circles |