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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 an aspect of Example 1.14 ... ...
Example 1.14 reads as follows:
I cannot follow why the results in Table 1.16 follow ...
For example, according to Table 1.16 ...
##mr = 0## for all ##m \in M## and ##r \in R## ... but why?Similarly I don't follow the other entries in the Table ...
Can someone please help ...
help will be much appreciated ...
Peter
I need help with an aspect of Example 1.14 ... ...
Example 1.14 reads as follows:
I cannot follow why the results in Table 1.16 follow ...
For example, according to Table 1.16 ...
##mr = 0## for all ##m \in M## and ##r \in R## ... but why?Similarly I don't follow the other entries in the Table ...
Can someone please help ...
help will be much appreciated ...
Peter