Changeset 471d0cf in git
- Timestamp:
- Mar 30, 2009, 1:56:03 PM (14 years ago)
- Branches:
- (u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', 'a800fe4b3e9d37a38c5a10cc0ae9dfa0c15a4ee6')
- Children:
- 3cc9dd65b81fdfcf2ee73067b26d8e81b3b7ed29
- Parents:
- c6512c014a0813cb992533ab4dd571597c561ea4
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- 1 edited
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Singular/LIB/reszeta.lib
rc6512c r471d0cf 1 1 ////////////////////////////////////////////////////////////////////////////// 2 version="$Id: reszeta.lib,v 1.1 2 2008-10-06 17:04:28 Singular Exp $";2 version="$Id: reszeta.lib,v 1.13 2009-03-30 11:56:03 dreyer Exp $"; 3 3 category="Commutative Algebra"; 4 4 info=" 5 LIBRARY: reszeta.lib Zeta-function of Denef and Loeser 5 LIBRARY: reszeta.lib topological Zeta-function and 6 some other applications of desingularization 6 7 7 8 AUTHORS: A. Fruehbis-Krueger, anne@mathematik.uni-kl.de, … … 1746 1747 proc zetaDL(list re,int d,list #) 1747 1748 "USAGE: zetaDL(L,d[,s1][,s2][,a]); 1748 @* L = list of rings 1749 @* d = integer 1750 @* s1,s2 = string 1751 @*a = integer1749 L = list of rings; 1750 d = integer; 1751 s1,s2 = string; 1752 a = integer 1752 1753 ASSUME: L is the output of resolution of singularities 1753 1754 COMPUTE: local Denef-Loeser zeta function, if string s1 is present and … … 1758 1759 RETURN: list l 1759 1760 if a is not present: 1760 l[1]: string specifying the Denef-Loeserzeta function1761 l[1]: string specifying the top. zeta function 1761 1762 l[2]: string specifying characteristic polynomial of monodromy, 1762 1763 if "A" was specified 1763 if a is present 1764 l[1]: string specifying the Denef-Loeserzeta function1764 if a is present: 1765 l[1]: string specifying the top. zeta function 1765 1766 l[2]: list ast, 1766 1767 ast[1]=chi(Ei^*) … … 2066 2067 ideal I=x2+y2+z11; 2067 2068 list L=resolve(I); 2068 abstractR(L); 2069 list absR=abstractR(L); 2070 absR[1]; 2071 absR[2]; 2069 2072 } 2070 2073 ////////////////////////////////////////////////////////////////////////////// … … 3296 3299 iden=tmpiden; // store the modified divisor list 3297 3300 kill tmpiden; // and clean up temporary objects 3298 iden;3299 3301 //--------------------------------------------------------------------------- 3300 3302 // Now we have decomposed everything into irreducible components over Q, … … 4429 4431 //the curve the total transform is n.c. 4430 4432 //this occurs here in r[2][5] 4431 list re=resolve(I ,1);4433 list re=resolve(I); 4432 4434 list di=collectDiv(re); 4433 di; 4435 di[1]; 4436 di[2]; 4434 4437 } 4435 4438 //////////////////////////////////////////////////////////////////////////////
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