ACTA MATHEMATICA UNIVERSITATIS COMENIANAE

Vol. 69,   1   (2000)
pp.   85-95

ON THE COMPUTATION OF SYMBOLIC POWERS OF SOME CURVES IN $\BA^ 4 $
S. SOLCAN


Abstract.  In the paper the powers of the prime ideal $P$ of monomial Gorenstein curves in affine 4-space are investigated. The equality of the second ordinary and symbolic powers is shown and 6 elements generating the symbolic cube of $P$ over the ordinary one are found. An example of symbolic Rees algebra of finite type is presented.

AMS subject classification.  14H50; Secondary 13H10
Keywords

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