Definition:Middle Cancellation Property
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Definition
Let $\struct {S, \circ}$ be a semigroup.
Then $\circ$ is said to have the middle cancellation property if and only if:
- $\forall a, b, c, d, x \in S: a \circ x \circ b = c \circ x \circ d \implies a \circ b = c \circ d$