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Macaulay2
>
modules
modules
For more operations in homological algebra, see
chain complexes
. For additional common operations and a comprehensive list of all routines in Macaulay 2 which return or use modules, see
Module
.
Menu
construction of modules
free modules
matrices to and from modules
-- including kernel, cokernel and image
submodules and quotients
subquotient modules
-- the way Macaulay 2 represents modules
homomorphisms (maps) between modules
module homomorphisms
canonical maps between modules
-- empty
right modules or left modules?
operations on modules
direct sums of modules
-- empty
tensor products of modules
-- empty
Hom modules and homomorphisms
-- empty
annihilators and submodule quotients
-- empty
graded modules
Hilbert functions and free resolutions
-- including degree and betti numbers
degrees of elements and free modules
-- empty
degree and multiplicity of a module
-- empty
basis
-- basis of all or part of a module or ring
Hilbert functions and polynomials
-- empty
homogenization
-- empty
truncation and homogeneous components of a graded module
-- empty
multilinear algebra
exterior power of a module
Fitting ideals
-- empty
adjoints of maps
-- empty
homological algebra
Ext and Tor
-- empty
local cohomology
-- empty
is a module Cohen-Macaulay?
-- empty