Complex sentence: The Wiener algebra is a classical example of a commutative unitary Banach algebra, as such A (\\ mathbb) is isomorphic to the convolution algebra\\ ell ^ 1 (\\ mathbb).
Split into simpler sentences: The Wiener algebra is a classical example of a commutative unitary Banach algebra. As such, A (\\ mathbb) is isomorphic to the convolution algebra\\ ell ^ 1 (\\ mathbb).