Other much studied periodic one-dimensional equations are the Kronig–Penney model and Mathieu's equation.
Paul-Henri Mathieu | Mireille Mathieu | Green function | Graph of a function | Hash function | Schur function | Riemann zeta function | Dirac delta function | Bessel function | Monotonic function | Mathieu Darche | Lateralization of brain function | function (mathematics) | Cryptographic hash function | Mathieu Turcotte | Mathieu Biron | Mathieu Bertrand | Mathieu Amalric | Linear function | hash function | Gaussian function | function | Euler's totient function | Domain of unknown function | continuous function | Charles Mathieu Isidore Decaen | Wave function | Tyrann Mathieu | Quadratic function | Michael Mathieu |