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How to define a special power series ring? http://www.singular.unikl.de/forum/viewtopic.php?f=10&t=2634 
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Author:  Bernie123 [ Fri Jul 21, 2017 6:20 pm ] 
Post subject:  How to define a special power series ring? 
Dear Singular Forum, I'd like to define the ring R= k[[x^2, xy, xz, y^2, yz, z^2]] (e.g. for k=QQ) and to do calculations inside this ring. Any help would be appreciated. Thanks in advance. 
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