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This insures that the multiplication operation is continuous. |
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:(i.e., the norm of the product is less than or equal to the product of the norms.) This ensures that the multiplication operation is continuous. |
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Several elementary functions which are defined via [power series]? may be defined on any Banach algebra; examples include the exponential function and the trigonometric function. |
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Several elementary functions which are defined via [power series]? may be defined on any Banach algebra; examples include the exponential function and the trigonometric functions. |