• Announcements: Hello! Solutions to HW5 and the new assignment HW6 will be available shortly.

• Video 1: Recap and integrability of functions with finitely many discontinuities
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• Video 2: Continuous function of an integrable function is also integrable
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• Video 3: Properties of the Riemann-Stieltjes Integral
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• Video 4: Proof of first property listed above (the others are similar, and left as an exercise)
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• Video 5: Products and absolute value of integrable functions are integrable
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• Video 6: Relation between Riemann-Stieltjes integral and series, using unit step function
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• Lecture Notes (static file from above videos): PDF file