Superior Mathematics from an Elementary Point of View

about elementary Mathematics and dirty tricks About author: https://math.stackexchange.com/users/44121/jack-daurizio Introduction Creative Telescoping and DFT Convolutions and ballot problems Chebyshev and Legendre polynomials The glory of Fourier, Laplace, Feynman and Frullani The Basel problem Special functions and special products The Cauchy-Schwarz inequality and beyond Remarkable results in Linear Algebra The Fundamental Theorem of Algebra Quantitative forms of the Weierstrass approximation Theorem Elliptic integrals and the AGM Bessel functions and the Gauss circle problem The Gauss circle problem Dilworth, Erdos-Szekeres, Brouwer and Borsuk-Ulam's Theorems Continued fractions and elements of Diophantine Approximation Symmetric functions and elements of Analytic Combinatorics Spherical Trigonometry