Date: Wed, 26 Jan 2000 11:38:59 -0500 (EST)
From: James Stasheff <jds@math.unc.edu>
Subject: query

>From a physicist friend (an dexcuse my poor memory)

 I would like to know what Stiefel and Grassmann manifolds are orientabel
> and which are not.
> Do you have any good refernce for the topology of these manifolds?
>

.oooO   Jim Stasheff            jds@math.unc.edu
(UNC)   Math-UNC                (919)-962-9607
 \ (    Chapel Hill NC          FAX:(919)-962-2568
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        http://www.math.unc.edu/Faculty/jds