Changeset 3f4e52 in git for Singular/LIB/freegb.lib
- Timestamp:
- Jul 28, 2009, 12:34:56 PM (15 years ago)
- Branches:
- (u'fieker-DuVal', '117eb8c30fc9e991c4decca4832b1d19036c4c65')(u'spielwiese', 'c5facdfddea2addfd91babd8b9019161dea4b695')
- Children:
- 663baa085095bc4743611bd73380eb8c5d952985
- Parents:
- ae9fd9360b24aab77a82322cff14a56f1ba835fa
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
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Singular/LIB/freegb.lib
rae9fd9 r3f4e52 1 1 ////////////////////////////////////////////////////////////////////////////// 2 version="$Id: freegb.lib,v 1.2 4 2009-04-15 11:13:09 seelischExp $";2 version="$Id: freegb.lib,v 1.25 2009-07-28 10:34:55 Singular Exp $"; 3 3 category="Noncommutative"; 4 4 info=" … … 42 42 PURPOSE: sets attributes for a letterplace ring: 43 43 @* 'isLetterplaceRing' = true, 'uptodeg' = d, 'lV' = b, where 44 @* 'uptodeg' stands for the degree bound, 44 @* 'uptodeg' stands for the degree bound, 45 45 @* 'lV' for the number of variables in the block 0. 46 46 NOTE: Activate the resulting ring by using @code{setring} … … 54 54 // Set letterplace-specific attributes for the output ring! 55 55 attrib(R, "uptodeg", uptodeg); 56 attrib(R, "lV", lV); 57 attrib(R, "isLetterplaceRing", 1); 58 return (R); 56 attrib(R, "lV", lV); 57 attrib(R, "isLetterplaceRing", 1); 58 return (R); 59 59 } 60 60 example … … 347 347 "USAGE: isVar(p); poly p 348 348 RETURN: int 349 PURPOSE: check, whether leading monomial of p is a power of a single variable 349 PURPOSE: check, whether leading monomial of p is a power of a single variable 350 350 @* from the basering. Returns the exponent or 0 if p is multivariate. 351 351 EXAMPLE: example isVar; shows examples … … 2130 2130 def R = makeLetterplaceRing(d); 2131 2131 setring R; 2132 int uptodeg = d; 2133 int lV = 2; 2132 int uptodeg = d; 2133 int lV = 2; 2134 2134 def R = setLetterplaceAttributes(r,uptodeg,2); // supply R with letterplace structure 2135 2135 setring R;
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