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I am reading T. Y. Lam's book, "A First Course in Noncommutative Rings" (Second Edition) and am currently focussed on Section 1:Basic Terminology and Examples ...
I need help with Part (1) of Proposition 1.17 ... ...
Proposition 1.17 (together with related material from Example 1.14 reads as follows:
Can someone please help me to prove Part (1) of the proposition ... that is that ##I_1 \oplus I_2## is a left ideal of A ... ...
Help will be much appreciated ...
Peter
I need help with Part (1) of Proposition 1.17 ... ...
Proposition 1.17 (together with related material from Example 1.14 reads as follows:
Can someone please help me to prove Part (1) of the proposition ... that is that ##I_1 \oplus I_2## is a left ideal of A ... ...
Help will be much appreciated ...
Peter