@article{RIGHT (σ,τ)-DERIVATIONS ON LEFT IDEALS_2024, volume={53}, url={https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12814}, DOI={10.24996/}, abstractNote={Let R be a prime ring and I a nonzero left Ideal of R which is a semi prime as a ring.For a right (σ,τ) – derivations δ:R → R, we prove the following results:(1) If δ acts as a homomorphism on I, then δ= 0 on R.(2) If δ acts as an anti- homomorphism on I, then either δ = 0 on R or I Z(R).}, number={3}, journal={Iraqi Journal of Science}, year={2024}, month={Mar.}, pages={608–611} }