Notes

• The Magic Hexagon.
• Giving a Talk. (PDF)
• Complex Numbers and the Complex Exponential (PDF)
• The Fourier Transform (PDF)
• The Hilbert Transform (PDF)
• The Complementary Error Function (PDF)
• The Wiener-Khinchin Theorem (PDF)
• Stirling's Formula (PDF)
• Gaussian (binomial) Coefficients (PDF)
• Turán's Theorem and Coding Theory (PDF)
• The Vasil'ev Construction (PDF)
• The Sparse Zeros Lemma (PDF)
• The Subadditivity (Fekete's) Lemma (PDF)
• Order Statistics (PDF)
• Useful Inequalities from Jensen to Young to Hölder to Minkowski (PDF)
• The Theorems of Carathéodory, Radon, and Helly (PDF)
• Kronecker Product and Vectorization (PDF)