Handouts: 

Lecture notes as of Lecture notes on Topology (31 January) Lecture notes on Metric Spaces (27 February) Lecture notes on Measure Theory I (6 April) They are password protected, the password is NSA Changes to notes 6 April:
Changes to notes 27 Feb:
Changes to notes 25 Feb:
Changes to notes 5 Feb:
Changes to notes 31 January:
Changes to notes 25 January:
Changes to notes 21 January:
Changes to notes 16 January:


Exercises:Exercises 1 (Due Jan 26) Exercises 2 (Due Feb 5) Exercises 3 (Try for Feb 12) Exercises 4 (Try for April 13) 

Miscellaneous: Poster for this classUCLA REU lecture notes: "Some Nonstandard Measure Theory" (includes some material on amenability etc)AIM 2017 Talk: "Review of NSA and Ultrafilters""2500 Years Of Very Small Numbers" (Faculty Lecture Series talk, 11/06 )"Fun with Nonstandard Models" (Slides from my UG colloquium, 2/07) Stroyan, Mathematical Background: Foundations of Infinitesimal Calculus 