# Background This section provides mathematical foundations for the experiments. ```{toctree} :maxdepth: 1 background/cheat-sheet background/arithmetic-functions background/average-orders-and-erdos-kac background/carmichael-numbers background/carmichael-lambda-function background/dirichlet-characters background/dirichlet-convolution background/dirichlet-eta-function background/dirichlet-l-functions background/divisibility-and-modular-arithmetic background/divisor-functions background/eulers-prime-generating-polynomial background/euler-totient-function background/explicit-formula-and-chebyshev background/exploratory-visualizations background/factorization-pipelines background/fermat-numbers background/gauss-sums background/gram-points-and-zero-counting background/hardy-z-function background/heegner-numbers background/jordan-totient-function background/landaus-problems background/liouville-function background/mersenne-primes background/mobius-and-mertens background/partition-function background/perfect-numbers background/pretentious-number-theory background/primality-testing background/prime-counting-approximations background/prime-counting-bounds background/omega-functions background/prime-number-races background/prime-numbers background/primes-in-arithmetic-progressions background/primorials background/quadratic-polynomials background/riemann-zeta-function background/semiprimes background/taylor-series background/von-mangoldt-and-chebyshev background/wieferich-primes ```