About the Authors

Jessica M. Conway

Affiliation Department of Mathematics and Institute of Applied Mathematics, University of British Columbia, Vancouver, British Columbia, Canada

Daniel Coombs

coombs@math.ubc.ca

Affiliation Department of Mathematics and Institute of Applied Mathematics, University of British Columbia, Vancouver, British Columbia, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JMC DC. Performed the experiments: JMC. Analyzed the data: JMC DC. Contributed reagents/materials/analysis tools: JMC DC. Wrote the paper: JMC DC. Designed and implemented algorithms: JMC.