Date: Fri, 5 Mar 1999 13:50:15 -0500 (EST) From: James Stasheff does anyone recall the FIRST publication of Hopf invarinat one using differential forms? thanks .oooO Jim Stasheff jds@math.unc.edu (UNC) Math-UNC (919)-962-9607 \ ( Chapel Hill NC FAX:(919)-962-2568 \*) 27599-3250 http://www.math.unc.edu/Faculty/jds