Macaulay2 » Documentation
Packages » CompleteIntersectionResolutions :: ARanks

next | previous | forward | backward | up | index | toc

ARanks -- ranks of the modules A_i(d) in a matrixFactorization

Usage:

AR = ARanks MF
Inputs:
- MF, a list, output of a matrixFactorization computation
Outputs:
- AR, a list, list of pairs {rank A_1(p), rank A_0(p)}

Description

See example in the description of BRanks

See also

matrixFactorization -- Maps in a higher codimension matrix factorization
BRanks -- ranks of the modules B_i(d) in a matrixFactorization
bMaps -- list the maps d_p:B_1(p)-->B_0(p) in a matrixFactorization
dMaps -- list the maps d(p):A_1(p)--> A_0(p) in a matrixFactorization
psiMaps -- list the maps psi(p): B_1(p) --> A_0(p-1) in a matrixFactorization
hMaps -- list the maps h(p): A_0(p)--> A_1(p) in a matrixFactorization

Ways to use ARanks:

ARanks(List)

For the programmer

The object ARanks is a method function.

The source of this document is in CompleteIntersectionResolutions.m2:4381:0.