About the Authors

Naveen K. Vaidya

Affiliation Department of Applied Mathematics, University of Western Ontario, London, Ontario, Canada

Feng-bin Wang

Affiliation Department of Applied Mathematics, University of Western Ontario, London, Ontario, Canada

Xingfu Zou

Affiliation Department of Applied Mathematics, University of Western Ontario, London, Ontario, Canada

Lindi M. Wahl

lwahl@uwo.ca

Affiliation Department of Applied Mathematics, University of Western Ontario, London, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: NKV FBW LMW. Wrote the paper: NKV XZ LMW.