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Authors: |
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Sirajo Yahaya - Department of Mathematics and Statistics, American University of Nigeria, Yola , Adamawa State, Nigeria
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Danlami Ibrahim Kubau - Department of Mathematics, Ahmadu Bello University, Zaria, Kaduna, Kaduna State, Nigeria
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Ibrahim Aliyu Fulatan - Department of Mathematics, Ahmadu Bello University, Zaria, Kaduna, Kaduna State, Nigeria
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