at an BOREN. Let a: A → B be a homomorphism and let : A→C be epimorphism with Ker()→ Ker(a). Then there exists a homomorphism A:C-B with (1) α α = λφ. (2) Im(A) Im(a). (3) A is a monomorphism Ker() = Ker(a) Remark means that the diagram C α A B
at an BOREN. Let a: A → B be a homomorphism and let : A→C be epimorphism with Ker()→ Ker(a). Then there exists a homomorphism A:C-B with (1) α α = λφ. (2) Im(A) Im(a). (3) A is a monomorphism Ker() = Ker(a) Remark means that the diagram C α A B
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.2: Ring Homomorphisms
Problem 11E: 11. Show that defined by is not a homomorphism.
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