Metadata
Author: WikiMatrix
Data
English[en]
With this characterization, it is clear that the sum of any two non-invertible germs is again non-invertible, and we have a commutative local ring.
Spanish[es]
Con dicha caracterización, es claro que la suma de dos semillas cualesquiera no-invertibles es de nuevo no invertible, y tenemos un anillo conmutativo local.