CVS log for OpenXM/src/kan96xx/Doc/test-shift.sm1

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Default branch: MAIN

Revision 1.2 / (download) - annotate - [select for diffs], Thu Jun 26 13:00:09 2003 UTC (21 years, 4 months ago) by takayama
Branch: MAIN
CVS Tags: R_1_3_1-2, RELEASE_1_3_1_13b, RELEASE_1_2_3_12, RELEASE_1_2_3, RELEASE_1_2_2_KNOPPIX_b, RELEASE_1_2_2_KNOPPIX, KNOPPIX_2006, HEAD, DEB_REL_1_2_3-9
Changes since 1.1: +19 -2 lines
Diff to previous 1.1 (colored)

Degree shift vector allows a matrix of degree shifts.

Revision 1.1 / (download) - annotate - [select for diffs], Thu Jun 26 08:14:45 2003 UTC (21 years, 4 months ago) by takayama
Branch: MAIN

DegreeShift can be used explicitely.
See Oaku-Takayama, JSC 32 (2001), 575--595 and
    Granger-Oaku, Minimal filtered free resolutions ...
Example.
  [(x,y) ring_of_differential_operators
   [[(x) -1 (Dx) 1]] weight_vector
   0
   [(degreeShift) [1 0 2 0 0 3]]
  ] define_ring

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