Dear Colin, It was mentioned in the interview, A Conversation with Saunders Mac Lane, Saunders with G.L. Alexanderson: see pp.15-16 in The College Mathematics Journal, v.20, No.1, 1989. Best regards, Yefim ________________________________________________________________________ Prof. Yefim Katsov Department of Mathematics & CS Hanover College Hanover, IN 47243-0890, USA telephones: office (812) 866-7292; home (812) 866-4312; fax (812) 866-7229 ________________________________ From: cat-dist@mta.ca on behalf of Colin McLarty Sent: Wed 6/22/2005 8:42 PM To: categories@mta.ca Subject: categories: Saunders on Hausdorff axiom It seems to me that somewhere Saunders wrote about taking an oral exam from Hermann Weyl where Weyl asked him what is a Hausdorff space, and Saunders could not think of it. But I cannot recall where I read that (or heard it?). Can anyone tell me? thanks, Colin 28-Jun-2005 09:57:05 -0300,1888;000000000000-0000001b