1999/04/27 by Frank Sottile
Mathematics · #math.AG #math.OC #msc:14P99 #msc:14N10 #msc:14M15 #msc:14Q20 #msc:93B55
published as ERA of the AMS, Volume 5 (1999) pp. 35--39 · 5 pages
arxiv created 1999/04/27 · arxiv updated 2009/11/30
We show that the Schubert calculus of enumerative geometry is real, for special Schubert conditions. That is, for any such enumerative problem, there exist real conditions for which all the a priori complex solutions are real.