(i)~ A singly generated Banach algebra

(i)~ A singly generated Banach algebra (i) A singly generated Banach algebra

(ii) A Banach algebra can not be singly generated

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(i) C_°((0,1]) is singly generated by the inclusion function t\longmapsto t, by the Stone-Weierstrass theorem.

(ii) C(G), where G is the unit circle in plane.

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On 22 Feb 2001, 00:14.