Operator Theory

In mathematics, operator theory is the branch of functional analysis that focuses on bounded linear operators, but which includes closed operators and nonlinear operators.

Operator theory also includes the study of algebras of operators.

Read more about Operator Theory:  Single Operator Theory, Operator Algebras

Famous quotes containing the word theory:

    “The struggle for existence holds as much in the intellectual as in the physical world. A theory is a species of thinking, and its right to exist is coextensive with its power of resisting extinction by its rivals.”
    —Thomas Henry Huxley (1825–95)