This paper presents the following issues:
+) Determination of the operations on the set and to become the commutative Banach algebra;
+) On we assert and prove that, only a maximum idean. Since it's only a collective basis and applying the results of IM Singer and J. Wermer [5] to determine the effect of all the above and indicate the derivative is an example to the case n = 2;
+) on we assert and prove that, all other derivative 0 were not continuously on. We also define the derivative dk then propose and demonstrate some results,; .
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