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A math professor named as a “highly cited researcher” by Clarivate Analytics has had his third paper retracted after issues with it were flagged last year.
The mathematician, Abdon Atangana, is a professor at The University of the Free State, in Bloemfontein, South Africa, and China Medical University, Taiwan.
Atangana’s article, “Derivative with two fractional orders: A new avenue of investigation toward revolution in fractional calculus,” was published in The European Physical Journal Plus — where Atangana is an editor — on Oct. 24, 2016, and has been cited 37 times, according to Clarivate Analytics’ Web of Science.
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