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Notes

subgrupo

Pablo E. Peralta Spanish 1 page

Content of the notes (1)

Page 1

Sea (G,⋅) un grupo y H un subgrupo de G. Se definen en G las relaciones:

xRy⇔xy−1∈H,xSy⇔x−1y∈H.xRy⇔xy−1∈H,xSy⇔x−1y∈H.

(a) Demostrar que RR y SS son relaciones de equivalencia en G.G.

(b) Determinar los conjuntos cocientes G/RG/R y G/S.G/S.

(c) Demostrar que HH es subgrupo normal si y sólo si R=S.

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Note on subgrupo, created by Pablo E. Peralta on 25/03/2019.
Created by
Pablo E. Peralta · Mar 2019
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Mar 25, 2019
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