MATH 701 Syllabus
Here is a preliminary version of the course syllabus, subject to change.
Topology of metric spaces I
- Basic notions, examples of metric spaces
- Accumulation points, convergence of sequences
- Compactness and its various formulations
Topology of metric spaces II
- Continuous maps between metric spaces
- Continuity and compactness, Continuity and connectedness
- The (universal) Cantor set
- Urysohn's lemma, the extension problem
- Baire's category theorem, applications
- The contraction mapping principle, applications
Function spaces
- Sequences of functions, pointwise vs. uniform convergence
- Equicontinuity, the Arzela-Ascoli theorem
- The Stone-Weierstrass theorem
- Most continuous functions are nowhere differentiable
- The existence and uniqueness theorem for ODE's
Lebesgue theory in ${\mathbb R}^n$
- The Riemann integral revisited
- Construction of Lebesgue measure, measurable sets, non-measurable sets
- Measurable functions, basic properties
- The monotone convergence theorem
- The dominated convergence theorem
- Comparison with the Riemann integral
Basic $L^2$ theory
- The inner product structure
- Orthonormal sets and Fourier series
- Completeness of $L^2[0,1]$, the Riesz-Fischer theorem
- Bessel's inequality and Parseval's formula
- Completeness of the trigonometric system in $L^2[0,1]$
- Applications of Fourier series
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Math 701