Let f: MM' be an R-module homomorphism, then

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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M3

Let f: MM' be an
R-module homomorphism,
then
(i) Ker (f) = {x € M / F(x)
= 0 € M'] is a submodule
of M.
(ii) Im (f) = {f(x) / x €
M" is asubmodule of M'.
Transcribed Image Text:Let f: MM' be an R-module homomorphism, then (i) Ker (f) = {x € M / F(x) = 0 € M'] is a submodule of M. (ii) Im (f) = {f(x) / x € M" is asubmodule of M'.
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