This is a preview. Log in through your library . Abstract Using a Krasnoselskii-type fixed point theorem due to Burton [7], we discuss the existence of integrable solutions of general ...

In mathematics, a quadratic is a type of problem that deals with a variable multiplied by itself — an operation known as squaring. This language derives from the area of a square being its side length ...

A mathematician at Carnegie Mellon University has developed an easier way to solve quadratic equations. The mathematician hopes this method will help students avoid memorizing obtuse formulas. His ...