On the Formula j(M)+α(M)=2n Over the Rings D_n(■_n) and ■_P~*

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In the study of the holonomic modules over D_n(■_n) and ■p, it is claimed and used that gr(D_n)(gr(■_n)) and gr(■p) are regular Noetherian rings with pure dimension 2n, where D_n is the stalk of the sheaf of differential operators withholomorphic coeffici
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