About the Authors
- Mohammed J. Uddin
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Affiliations School of Mathematical Sciences, University Sains Malaysia, Penang, Malaysia, Mathematics Department, American International University-Bangladesh, Banani, Dhaka, Bangladesh
- Waqar A. Khan
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* E-mail: wkhan_2000@yahoo.com
Affiliation Department of Engineering Sciences, PN Engineering College, National University of Sciences and Technology, Karachi, Pakistan
- Ahmed I. Ismail
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Affiliation School of Mathematical Sciences, University Sains Malaysia, Penang, Malaysia
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Analyzed the data: WAK. Wrote the paper: WAK MJU AII.