DescriptionTennisracket.svg A tennisracket Date 20 January 2010 Source OpenClipart.org Author Franck Doucet Permission (Reusing this file) Other versions
the following images: File:Original_Barnstar_Hires.svg licensed with PD-User File:Tennis_racket.svg licensed with PD-OpenClipart 2010-01-20T12:44:56Z -Strogoff-
Attribution-Share Alike 4.0 truetrue English The three principal axes of a tennisracket to illustrate the tennisracket theorem determination method: SHA-1