1. Let L = {ℓ1, . . . , ℓm} be a left zero semigroup and let R =

{r1, . . . , rn} be a right zero semigroup, and let B = L × R

be a rectangular band (which has mn elements). What is the

minimum size of a generating set for B? Prove your answer.

asked by guest
on Oct 25, 2024 at 9:29 am



Mathbot Says...

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