Talk:Karoubi envelope/Comments

From Wikipedia, the free encyclopedia

--Cronholm¹⁴⁴ 21:26, 15 June 2007 (UTC)

e^{\prime} \circ f = f = f \circ e in the definition of the category Split(C), why is the first equality? —Preceding unsigned comment added by Xhgaohui (talk • contribs) 22:47, 18 March 2008 (UTC)