Revision as of 15:56, 22 July 2013 edit 79.22.249.176 (talk) →Quadrature of the Parabola with the "square pyramidal number" (new proof) ← Previous edit		Revision as of 15:58, 22 July 2013 edit undo 79.22.249.176 (talk) →Quadrature of the Parabola with the "square pyramidal number" (new proof) Next edit →
Line 82: :::Can anyone tell me if it's new? --[[User:Ancora Luciano\|Ancora Luciano]] ([[User talk:Ancora Luciano\|talk]]) 07:41, 26 May 2013 (UTC) ::::The induction principle enshrines the validity of this "theorem.". Its algebraic proof would be an exciting challenge between the insiders--[[Special:Contributions/79.22.249.176\|79.22.249.176]] ([[User talk:79.22.249.176\|talk]]) 15:56, 22 July 2013 (UTC) == Sum of the first ''n'' squares (geometrical proof) ==

Talk:Square pyramidal number: Difference between revisions