Higher order polynomial mappings are common, especially quadratic. Babylonian cuneiform tablets contain problems reducible to solving quadratic equations. The earliest methods for solving quadratic equations were geometric. Solving these two linear equations provides the roots of the quadratic. There are also artifacts demonstrating their methodology for solving equations like the quadratic equation. An algebraic number that is the root of a quadratic equation. Gaussian functions arise by composing the exponential function with a concave quadratic function. Some of these statements are geometric equivalents to solutions of quadratic equations. The treatise provided for the systematic solution of linear and quadratic equations. The 9th century Indian mathematician Sridhara wrote down rules for solving quadratic equations. Complex numbers first arise in the teaching of quadratic equations and the quadratic formula. They include constant functions, linear functions and quadratic functions. This integral domain is a particular case of a commutative ring of quadratic integers. Let the roots of the standard quadratic equation be and . However, proved that elliptic curves defined over real quadratic fields are modular.