Tentative Calendar for Math B4500, Section ST, Spring 2021

This calendar is extremely tentative, but should give a general idea of what topics we will cover.

Course Textbooks:

Date Tentative class plan:
Tue, Feb 2 Welcome!
Notebook: The Tent Map and the Cantor Set [download] [view]
Thu, Feb 4 Silva: § 2.1: Lebesgue Outer Measure
Silva: § 2.2: The Cantor Set and Null Sets
Tue, Feb 9 Silva: § 2.3: Lebesgue Measurable Sets
Silva: § 2.4: Countable Additivity
Dynamical construction of a non-measurable set
Thu, Feb 11 Silva: § 2.5: Sigma-Algebras and Measure Spaces
Silva: § 2.6: The Borel Sigma-Algebra
Tue, Feb 16 Silva: § 3.2-3.3: Measure Preserving Transformations
Finished Silva: § 2.6: The Monotone Class Theorem
Thu, Feb 18 Silva: § 2.7: Approximation with Semi-rings
Silva: § 3.4: Measurable transformations
Tue, Feb 23 Going over homework problems.
Thu, Feb 25 Silva: § 2.8: Measures from Outer Measures
Tue, Mar 2 Finished Silva: § 2.8: Measures from Outer Measures
Discussed example of Lebesgue measure on the Torus
Thu, Mar 4 Discussed measure preserving transformations of the Torus
Began discussing construction of Bernoulli measures on shift spaces
Tue, Mar 9 Finish discussing Bernoulli measures on shift spaces
Thu, Mar 11 Quiz 1.
Silva § 3.5: Recurrence
Tue, Mar 16 Flows and billiard systems
Thu, Mar 18 Silva § 3.6: Almost everywhere and invariant sets
Silva: § 3.7: Ergodic Transformations
Tue, Mar 23 Example ergodic systems
Thu, Mar 25 Midterm.
Tue, Mar 30 Spring break
Thu, Apr 1 Spring break
Tue, Apr 6 Example ergodic systems
Began Silva: § 3.10: Isomorphism
Thu, Apr 8 Silva: § 3.10: Isomorphism
Tue, Apr 13 Finish Silva: § 3.10: Isomorphism
Silva: § 3.11: Induced Transformations
Thu, Apr 15 Finish Silva: § 3.11: Induced Transformations
Discuss some examples of induced transformations.
Silva: § 4.2: Measurable functions
Tue, Apr 20 Silva: § 4.2: Measurable functions
Overview of Lebesgue Integration
Thu, Apr 22 Silva: § 4.3: Integrals of Simple Functions
Silva: § 4.4: Integrals of positive functions
Tue, Apr 27 Silva: § 4.4: Integrals of positive functions
Silva: § 4.5: Measures from integration
Silva: § 4.6: Integrable Functions
Thu, Apr 29 Silva: § 4.5: Measures from integration
Silva: § 4.6: Integrable Functions
Silva: § 5.1-5.2: The Birkhoff Ergodic Theorem (and normal numbers)
Tue, May 4 Final Exam Distributed.
Silva: § 5.1, 5.3: The Birkhoff Ergodic Theorem (and toral rotations)
Thu, May 6 Discussion of the Final Exam (To give you a chance to ask questions about the final exam)
Tue, May 11 Final Exam Collected.
Thu, May 13

The Final Exam will be held Tuesday May 4 to Tuesday May 11 (take home).
Relevant links:
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Last modified on April 30, 2021.
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