Series: Penn State Logic Seminar Date: Tuesday, March 30, 2004 Time: 2:30 - 3:45 PM Place: 307 Boucke Building Speaker: Stephen Binns, Mathematics, Penn State Title: Concepts of Diminutiveness for Pi01 Classes Abstract: We present some ideas about analogues for simplicity, hypersimplicity, dense simplicity for the Muchnik lattice of Pi01 classes.