Professor Stephen Jackson invites you to attend the Master's Project Defense of Thomas Calkin.

WHEN: Monday, October 26th, at 3:00pm

"Games and Labeled Tree Homomorphisms"

ABSTRACT:

We present a new proof due to T. Wilson of a theorem of Shelah concerning the existence of a labeled tree homomorphism between trees given a certain partition property. An interesting feature of the proof is its use of game arguments. We then prove an extension of this result using the same hypothesis