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K3Carpets : Index
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
allGradings
-- add Grading to a chainComplex
allGradings(ChainComplex,Ring)
-- add Grading to a chainComplex
analyzeStrand
-- analyze the (a+1)-st constant strand of F over ZZ
analyzeStrand(ChainComplex,ZZ)
-- analyze the (a+1)-st constant strand of F over ZZ
canonicalCarpet
-- Carpet of given genus and Clifford index
canonicalCarpet(...,Characteristic=>...)
-- Carpet of given genus and Clifford index
canonicalCarpet(...,FineGrading=>...)
-- Carpet of given genus and Clifford index
canonicalCarpet(...,Scrolls=>...)
-- Carpet of given genus and Clifford index
canonicalCarpet(ZZ,ZZ)
-- Carpet of given genus and Clifford index
canonicalHomotopies
-- Homotopies on the resolution of a K3 carpet
canonicalHomotopies(...,Characteristic=>...)
-- Homotopies on the resolution of a K3 carpet
canonicalHomotopies(...,FineGrading=>...)
-- Homotopies on the resolution of a K3 carpet
canonicalHomotopies(ZZ,ZZ)
-- Homotopies on the resolution of a K3 carpet
carpet
-- Ideal of the unique Gorenstein double structure on a 2-dimensional scroll
carpet(...,Characteristic=>...)
-- Ideal of the unique Gorenstein double structure on a 2-dimensional scroll
carpet(...,FineGrading=>...)
-- Ideal of the unique Gorenstein double structure on a 2-dimensional scroll
carpet(...,Scrolls=>...)
-- Ideal of the unique Gorenstein double structure on a 2-dimensional scroll
carpet(ZZ,ZZ)
-- Ideal of the unique Gorenstein double structure on a 2-dimensional scroll
carpet(ZZ,ZZ,Matrix)
-- Ideal of the unique Gorenstein double structure on a 2-dimensional scroll
carpetBettiTable
-- compute the Betti tables of a carpet of given genus and Clifford index over a prime field of characteristic p
carpetBettiTable(HashTable,ZZ)
-- compute the Betti tables of a carpet of given genus and Clifford index over a prime field of characteristic p
carpetBettiTable(ZZ,ZZ,ZZ)
-- compute the Betti tables of a carpet of given genus and Clifford index over a prime field of characteristic p
carpetBettiTables
-- compute the Betti tables of a carpet of given genus and Clifford index over all prime fields
carpetBettiTables(ZZ,ZZ)
-- compute the Betti tables of a carpet of given genus and Clifford index over all prime fields
carpetDet
-- compute the determinant of the crucial constant strand of a carpet X(a,b)
carpetDet(ZZ,ZZ)
-- compute the determinant of the crucial constant strand of a carpet X(a,b)
computeBound
-- compute the bound for the good types in case of k resonance
computeBound(ZZ)
-- compute the bound for the good types in case of k resonance
computeBound(ZZ,ZZ,ZZ)
-- compute the bound for the good types in case of k resonance
correspondenceScroll
-- Union of planes joining points of rational normal curves according to a given correspondence
correspondenceScroll(Ideal,List)
-- Union of planes joining points of rational normal curves according to a given correspondence
coxMatrices
-- compute the Cox matrices
coxMatrices(ZZ,ZZ,ZZ)
-- compute the Cox matrices
degenerateK3
-- Ideal of a degenerate K3 surface X_e(a,b)
degenerateK3(...,Characteristic=>...)
-- Ideal of a degenerate K3 surface X_e(a,b)
degenerateK3(ZZ,ZZ,List)
-- Ideal of a degenerate K3 surface X_e(a,b)
degenerateK3(ZZ,ZZ,Sequence)
-- Ideal of a degenerate K3 surface X_e(a,b)
degenerateK3BettiTables
-- compute the Betti tables of a degenerate K3 over all prime fields
degenerateK3BettiTables(ZZ,ZZ,Sequence)
-- compute the Betti tables of a degenerate K3 over all prime fields
FineGrading
-- Option for carpet, canonicalCarpet
gorensteinDouble
-- attempts to produce a Gorenstein double structure J subset I
gorensteinDouble(Ideal)
-- attempts to produce a Gorenstein double structure J subset I
hankelMatrix
-- matrix with constant anti-diagonal entries
hankelMatrix(Matrix,ZZ,ZZ)
-- matrix with constant anti-diagonal entries
hankelMatrix(Ring,RingElement,ZZ,ZZ)
-- matrix with constant anti-diagonal entries
hankelMatrix(Ring,ZZ,ZZ)
-- matrix with constant anti-diagonal entries
hankelMatrix(ZZ,ZZ)
-- matrix with constant anti-diagonal entries
homotopyRanks
-- compute the ranks of the quadratic homotopies on a carpet
homotopyRanks(...,Characteristic=>...)
-- compute the ranks of the quadratic homotopies on a carpet
homotopyRanks(ZZ,ZZ)
-- compute the ranks of the quadratic homotopies on a carpet
irrelevantIdeal
-- returns the irrelevant ideal of a multi-graded ring
K3Carpets
-- The unique Gorenstein double structure on a surface scroll
productOfProjectiveSpaces
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
productOfProjectiveSpaces(...,Characteristic=>...)
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
productOfProjectiveSpaces(List)
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
productOfProjectiveSpaces(List,Symbol)
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
productOfProjectiveSpaces(List,Symbol,Ring)
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
productOfProjectiveSpaces(ZZ)
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
productOfProjectiveSpaces(ZZ,Symbol)
-- Constructs the multi-graded ring of a product of copies of P^1 (pp is a synonym)
relativeEquations
-- compute the relative quadrics
relativeEquations(ZZ,ZZ,ZZ)
-- compute the relative quadrics
relativeResolution
-- compute the relative resolution
relativeResolution(ZZ,ZZ,ZZ)
-- compute the relative resolution
relativeResolutionTwists
-- compute the twists in the relative resolution
relativeResolutionTwists(ZZ,ZZ,ChainComplex)
-- compute the twists in the relative resolution
resonanceDet
-- compute the resonance determinant of the crucial constant strand of a degenerate K3 X_e(a,a)
resonanceDet(ZZ)
-- compute the resonance determinant of the crucial constant strand of a degenerate K3 X_e(a,a)
resonanceScroll
-- compute the splitting type of the resonance scroll
resonanceScroll(ZZ,ZZ,ZZ)
-- compute the splitting type of the resonance scroll
schemeInProduct
-- multi-graded Ideal of the image of a map to a product of projective spaces
schemeInProduct(Ideal,List,Ring)
-- multi-graded Ideal of the image of a map to a product of projective spaces
schemeInProduct(Ideal,List,Symbol)
-- multi-graded Ideal of the image of a map to a product of projective spaces
schreyerName
-- get the names of generators in the (nonminimal) Schreyer resolution according to Schreyer's convention
schreyerName(ChainComplex)
-- get the names of generators in the (nonminimal) Schreyer resolution according to Schreyer's convention
schreyerName(ChainComplex,ZZ)
-- get the names of generators in the (nonminimal) Schreyer resolution according to Schreyer's convention
schreyerName(ChainComplex,ZZ,ZZ)
-- get the names of generators in the (nonminimal) Schreyer resolution according to Schreyer's convention
schreyerName(HashTable,ZZ,ZZ)
-- get the names of generators in the (nonminimal) Schreyer resolution according to Schreyer's convention
Scrolls
-- Option for carpet, canonicalCarpet
smallDiagonal
-- Ideal of the small diagonal in (P^1)^n
smallDiagonal(Ring)
-- Ideal of the small diagonal in (P^1)^n
smallDiagonal(ZZ)
-- Ideal of the small diagonal in (P^1)^n