18.100B | Spring 2025 | Undergraduate, Graduate

Real Analysis

Calendar

Lecture 1: Introduction to Real Numbers

Lecture 2: Introduction to Real Numbers (cont.)

Lecture 3: How to Write a Proof; Archimedean Property

Lecture 4: Sequences; Convergence

Problem set 1 due

Lecture 5: Monotone Convergence Theorem

Lecture 6: Cauchy Convergence Theorem

Problem set 2 due

Lecture 7: Bolzano–Weierstrass Theorem; Cauchy Sequences; Series

Lecture 8: Convergence Tests for Series; Power Series

Problem set 3 due

Lecture 9: Limsup and Liminf; Power Series; Continuous Functions; Exponential Function

Lecture 10: Continuous Functions; Exponential Function (cont.)

Problem set 4 due

Lecture 11: Extreme and Intermediate Value Theorem; Metric Spaces

Review for Midterm

Problem set 5 due

Midterm exam

Lecture 12: Convergence in Metric Spaces; Operations on Sets

Lecture 13: Open and Closed Sets; Coverings; Compactness

Lecture 14: Sequential Compactness; Bolzano–Weierstrass Theorem in a Metric Space

Problem set 6 due

Lecture 15: Derivatives; Laws for Differentiation

Lecture 16: Rolle’s Theorem; Mean Theorem; L’Hôpital’s Rule; Taylor Expansion

Problem set 7 due

Lecture 17: Taylor Polynomials; Remainder Term; Riemann Integrals

Lecture 18: Integrable Functions

Problem set 8 due

Lecture 19: Fundamental Theorem of Calculus

Lecture 20: Pointwise Convergence; Uniform Convergence

Problem set 9 due

Lecture 21: Integrals and Derivatives under Uniform Convergence

Lecture 22: Differentiating and Integrating Power Series; Ordinary Differential Equations (ODEs)

Problem set 10 due

Lecture 23: Existence and Uniqueness for ODEs: Picard–Lindelöf Theorem

Review for the Final

Final exam

Course Info

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As Taught In
Spring 2025
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Lecture Notes
Lecture Videos
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