numgens Module -- the number of generators

numgens Module -- the number of generators

Synopsis:

Function: numgens -- the number of generators

Input:

an instance of class Module.

Code:

     -- ../../../Macaulay2/m2/modules.m2:47-51
     numgens Module := M -> (
          if M.?generators then numgens M.generators.source
          else if M.?relations then numgens M.relations.target
          else M.numgens
          )