Zakiah Mohd Isa1*, Omar Farouq Tawfiq1, Norli Anida Abdullah2, Norliza Mohd Noor 3 and Omar Mohd Rijal4
1Department of Prosthetic Dentistry, Faculty of Dentistry, University of Malaya, Kuala Lumpur, Malaysia.
2Institute of Mathematical Sciences, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia.
3UTM Razak School of Engineering and Advanced Technology, UTM International Campus, Kuala Lumpur, Malaysia.
4Institute of Mathematical Sciences, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia.
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