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چکیده
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Let S be a ring with identity in which 2 is invertible and let R = H(S) be the quaternion ring over S. In this paper, we investigate commuting maps on R and show that every commuting map f on such rings is of the form f(x) = bx+ µ(x), where b ∈ Z(R) and µ is an additive map from R to its center.
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