👉 The term "lehmer" is a name in mathematics, and it refers to a specific mathematical operation. It's typically used in the context of group theory or ring theory, specifically in the study of rings. Let me explain how it would be defined:
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Definition
: The lehmer operation is an operation on two elements from a group that has been shown to be commutative (meaning that for any two elements a and b, there exists an element c such that ac =