Friday, May 2, 2025. Mathematics Colloquium.Ted Chinburg, University of PennsylvaniaConstructing number fields with small root discriminantsHill Auditorium, Barrows (ESRB)Refreshments at 3pm, talk 3:15 – 4:15pm Abstract: The root discriminant of a number field is a basic invariant that has been of great interest to number theorists since the work of Minkowski.  The subject has