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Revision 1.37 / (download) - annotate - [select for diffs], Sun Dec 22 02:51:16 2019 UTC (4 years, 5 months ago) by takayama
Branch: MAIN
CVS Tags: HEAD
Changes since 1.36: +3 -3
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print_pdf_form(Obj) shows a type set Obj by latex in the PDF format. By default, it opens the default PDF viewer. If the option nopreview=1 is given, it only returns the file name of the PDF file. Example: print_pdf_form(poly_factor(x^10-1));
Revision 1.36 / (download) - annotate - [select for diffs], Sun Nov 18 03:39:31 2018 UTC (5 years, 6 months ago) by ohara
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Changes since 1.35: +38 -3
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Imported functions from oh_alc.rr
Revision 1.35 / (download) - annotate - [select for diffs], Thu Jan 8 21:04:03 2015 UTC (9 years, 4 months ago) by ohara
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Changes since 1.34: +9 -3
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yang.mulL accepts operators with rational coefficients.
Revision 1.34 / (download) - annotate - [select for diffs], Fri Sep 5 11:55:19 2014 UTC (9 years, 8 months ago) by ohara
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Changes since 1.33: +17 -17
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Fixed for calling qsort, mapat because of recent changes in module implementation.
Revision 1.33 / (download) - annotate - [select for diffs], Tue Jul 30 05:23:08 2013 UTC (10 years, 10 months ago) by ohara
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CVS Tags: RELEASE_1_3_1_13b
Changes since 1.32: +3 -6
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Some LF are replaced by '\n'.
Revision 1.32 / (download) - annotate - [select for diffs], Tue Nov 1 07:38:09 2011 UTC (12 years, 7 months ago) by ohara
Branch: MAIN
Changes since 1.31: +121 -10
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Diff to previous 1.31 (colored)
yang accepts partial differential operators. Example: [0] yang.define_ring(["partial",[s,t]]); [1] yang.mul(ds,s); s*ds+1
Revision 1.31 / (download) - annotate - [select for diffs], Mon Oct 31 08:37:22 2011 UTC (12 years, 7 months ago) by ohara
Branch: MAIN
Changes since 1.30: +9 -4
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Fixed a bug about yang.parse_ringdef().
Revision 1.30 / (download) - annotate - [select for diffs], Sat Apr 30 08:42:12 2011 UTC (13 years, 1 month ago) by ohara
Branch: MAIN
Changes since 1.29: +4 -3
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yang.version() returns a string as "1.30".
Revision 1.29 / (download) - annotate - [select for diffs], Sat Apr 30 08:30:31 2011 UTC (13 years, 1 month ago) by ohara
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Changes since 1.28: +1 -1
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Diff to previous 1.28 (colored)
compiling a tag $Revisions$.
Revision 1.28 / (download) - annotate - [select for diffs], Thu Apr 14 04:58:56 2011 UTC (13 years, 1 month ago) by ohara
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Changes since 1.27: +6 -1
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add yang.version().
Revision 1.27 / (download) - annotate - [select for diffs], Fri Sep 10 13:20:36 2010 UTC (13 years, 8 months ago) by ohara
Branch: MAIN
Changes since 1.26: +2 -2
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Diff to previous 1.26 (colored)
Corrected an error of variable name.
Revision 1.26 / (download) - annotate - [select for diffs], Fri Feb 19 06:38:09 2010 UTC (14 years, 3 months ago) by ohara
Branch: MAIN
Changes since 1.25: +9 -9
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Diff to previous 1.25 (colored)
Some identifiers is changed because Asir cpp has different behavior from GNU cpp. Asir cpp is used on Windows.
Revision 1.25 / (download) - annotate - [select for diffs], Wed Jan 6 07:39:02 2010 UTC (14 years, 4 months ago) by ohara
Branch: MAIN
CVS Tags: R_1_3_1-2
Changes since 1.24: +76 -4
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Add a function yang.pf_i for computing incomplete Pfaffian systems.
Revision 1.24 / (download) - annotate - [select for diffs], Wed Dec 9 12:43:23 2009 UTC (14 years, 5 months ago) by ohara
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Changes since 1.23: +10 -10
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Diff to previous 1.23 (colored)
Fixed a bug.
Revision 1.23 / (download) - annotate - [select for diffs], Mon Dec 7 13:58:04 2009 UTC (14 years, 5 months ago) by ohara
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Changes since 1.22: +8 -9
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A function yang.nf() accepts an option "syzygy". Example: yang.nf(F,G|syzygy=1); It is returns [NF,S]. NF is the normal form of F by G. S is the set of the coefficients of this reduction, that is, F = NF + S[0]*G[0] + S[1]*G[1] + ...
Revision 1.22 / (download) - annotate - [select for diffs], Sat Dec 5 18:30:37 2009 UTC (14 years, 5 months ago) by ohara
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Changes since 1.21: +263 -12
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Diff to previous 1.21 (colored)
A function "yang.gr" can accept new option syzygy.
Example:
For a set L of generators of an ideal, the function
yang.gr(L|syzygy=1)
returns a pair [G,S]. Here G is the reduced Groebner bases of the ideal
and S is a list of vectors as G[I] = S[I][0]*L[0]+S[I][1]*L[1]+...
Revision 1.21 / (download) - annotate - [select for diffs], Sun Apr 12 08:21:33 2009 UTC (15 years, 1 month ago) by ohara
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Changes since 1.20: +31 -4
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Add a function yang.matrix_form.
Revision 1.20 / (download) - annotate - [select for diffs], Wed Apr 8 07:20:05 2009 UTC (15 years, 1 month ago) by ohara
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Changes since 1.19: +28 -17
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yang.pf() accepts rationals as the base of pfaffian system. Example: [10] yang.pf([1,dx/x,dy/y-dx/x],Gr);
Revision 1.19 / (download) - annotate - [select for diffs], Tue Apr 7 22:25:32 2009 UTC (15 years, 1 month ago) by ohara
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Changes since 1.18: +134 -2
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Diff to previous 1.18 (colored)
Add new function yang.mulr().
Example:
[0] load("yang.rr")$
[1] yang.define_ring([x,y])$
[2] yang.mulr(x*dx/y,y*dy/x);
dy*dx-dy
Revision 1.18 / (download) - annotate - [select for diffs], Mon Sep 1 15:23:22 2008 UTC (15 years, 8 months ago) by ohara
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CVS Tags: RELEASE_1_2_3_12
Changes since 1.17: +13 -14
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Diff to previous 1.17 (colored)
Removed some function in yang.
Revision 1.17 / (download) - annotate - [select for diffs], Wed Jul 2 11:21:15 2008 UTC (15 years, 11 months ago) by ohara
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Changes since 1.16: +30 -13
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Add a function yang.util_pd_to_euler().
Revision 1.16 / (download) - annotate - [select for diffs], Tue Feb 26 10:16:20 2008 UTC (16 years, 3 months ago) by ohara
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Changes since 1.15: +14 -5
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Diff to previous 1.15 (colored)
A funcion yang.initial_term() is separated from yang.in().
Revision 1.15 / (download) - annotate - [select for diffs], Mon Mar 20 14:14:04 2006 UTC (18 years, 2 months ago) by ohara
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CVS Tags: DEB_REL_1_2_3-9
Changes since 1.14: +153 -82
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Diff to previous 1.14 (colored)
1. ring structure variables are changed. 2. new interfaces are introduced. Example: yang.define_ring([x1,x2]); S = dx1+dx2; L1 = yang.mul(dx1,S+c-1) - x1*yang.mul(dx1+b1,S+a); L2 = yang.mul(dx2,S+c-1) - x2*yang.mul(dx2+b2,S+a); G = yang.gr([L1,L2]);
Revision 1.14 / (download) - annotate - [select for diffs], Thu Aug 25 06:22:35 2005 UTC (18 years, 9 months ago) by ohara
Branch: MAIN
CVS Tags: KNOPPIX_2006
Changes since 1.13: +10 -2
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Diff to previous 1.13 (colored)
Add dp_length
Revision 1.13 / (download) - annotate - [select for diffs], Mon Aug 15 06:03:49 2005 UTC (18 years, 9 months ago) by ohara
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Changes since 1.12: +20 -185
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Diff to previous 1.12 (colored)
export some functions of yang.rr to yang_lib.rr.
Revision 1.12 / (download) - annotate - [select for diffs], Mon Mar 28 13:55:35 2005 UTC (19 years, 2 months ago) by ohara
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Changes since 1.11: +157 -1
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Diff to previous 1.11 (colored)
sync
Revision 1.11 / (download) - annotate - [select for diffs], Tue Nov 9 08:32:28 2004 UTC (19 years, 6 months ago) by ohara
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CVS Tags: RELEASE_1_2_3
Changes since 1.10: +158 -52
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Diff to previous 1.10 (colored)
sync
Revision 1.10 / (download) - annotate - [select for diffs], Wed Jul 14 06:59:42 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.9: +30 -3
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Diff to previous 1.9 (colored)
Add series_algorithm2.
Revision 1.9 / (download) - annotate - [select for diffs], Mon Jul 12 07:33:28 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.8: +12 -2
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Diff to previous 1.8 (colored)
Add check_gkz_gengeric_weight.
Revision 1.8 / (download) - annotate - [select for diffs], Mon Jul 12 07:23:59 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.7: +2 -2
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fixed
Revision 1.7 / (download) - annotate - [select for diffs], Fri Jul 9 07:13:42 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.6: +28 -3
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Diff to previous 1.6 (colored)
Add series_algorithm3.
Revision 1.6 / (download) - annotate - [select for diffs], Fri Jul 9 06:27:40 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.5: +27 -12
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Diff to previous 1.5 (colored)
Add pattern_full.
Revision 1.5 / (download) - annotate - [select for diffs], Wed Jul 7 09:04:03 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.4: +35 -3
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Diff to previous 1.4 (colored)
Add pattern_weight().
Revision 1.4 / (download) - annotate - [select for diffs], Tue Jul 6 07:09:33 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.3: +12 -2
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Diff to previous 1.3 (colored)
Add extract_denom_poly();
Revision 1.3 / (download) - annotate - [select for diffs], Mon Jul 5 08:32:54 2004 UTC (19 years, 10 months ago) by ohara
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Changes since 1.2: +2 -2
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Diff to previous 1.2 (colored)
fixed a bug
Revision 1.2 / (download) - annotate - [select for diffs], Sat Jul 3 15:23:14 2004 UTC (19 years, 11 months ago) by ohara
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Changes since 1.1: +8 -7
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Diff to previous 1.1 (colored)
Add alias yang.gr().
Revision 1.1 / (download) - annotate - [select for diffs], Fri Jul 2 09:05:14 2004 UTC (19 years, 11 months ago) by ohara
Branch: MAIN
Yang package 1. for Groebner bases on differential/difference operator algebra. 2. for hypergeometric functions.