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Groups > comp.soft-sys.math.mathematica > #3368

How substitute ToNumberField by LatticeReduce

From Artur <grafix@csl.pl>
Newsgroups comp.soft-sys.math.mathematica
Subject How substitute ToNumberField by LatticeReduce
Date 2011-06-29 21:36 +0000
Organization Steven M. Christensen and Associates, Inc and MathTensor, Inc.
Message-ID <iug5tl$9gv$1@smc.vnet.net> (permalink)

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Dear Mathemtica Gurus,
How to substitute ToNumberField (which reduce Lattice dimension 120) to 
procedure LatticeReduce to reduce size of reduced Lattice only to 
dimension of 24 if is know that rational non zero coefficients can 
occured only in powers divisable by 5.
Best wishes
Artur

ToNumberField[Root[#1^5 - #1 - 1 &, 1],
  Root[9094947017729282379150390625 -
     80789832281880080699920654296875000 #1^5 -
     237192506515554850921034812927246093750 #1^10 +
     705139879836163417436182498931884765625 #1^15 -
     459824984328944450385570526123046875000 #1^20 +
     10487457513893135823309421539306640625 #1^25 -
     13478302141651816107332706451416015625 #1^30 +
     1217709585276403392553329467773437500 #1^35 +
     96420138101358171461105346679687500 #1^40 -
     20220763484193313419818878173828125 #1^45 +
     1336349922106355488300323486328125 #1^50 -
     53762394424955668354034423828125 #1^55 +
     1516376166478566884155273437500 #1^60 -
     32266834412110710144042968750 #1^65 +
     471313578630447387695312500 #1^70 -
     4120317118819763183593750 #1^75 + 19549724707421728515625 #1^80 -
     66036048919677734375 #1^85 + 470517877197265625 #1^90 -
     2778681728515625 #1^95 + 8651930171875 #1^100 -
     14638671875 #1^105 + 13671875 #1^110 - 6250 #1^115 + #1^120 &, 1]]

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How substitute ToNumberField by LatticeReduce Artur <grafix@csl.pl> - 2011-06-29 21:36 +0000

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