module -- make or get a module

Ways to use module :

• module(CoherentSheaf) -- get the module defining a coherent sheaf
• module(Ideal) (missing documentation)
• module(Ring) -- make or get a module
• module(SheafOfRings) -- make or get a module
• module(Vector) -- the module of a vector

For the programmer

The object module is a method function.