About the Authors

Guido Montúfar

montufar@mis.mpg.de

Affiliation Max Planck Institute for Mathematics in the Sciences, 04103 Leipzig, Germany

Keyan Ghazi-Zahedi

Affiliation Max Planck Institute for Mathematics in the Sciences, 04103 Leipzig, Germany

Nihat Ay

Affiliations Max Planck Institute for Mathematics in the Sciences, 04103 Leipzig, Germany, Department of Mathematics and Computer Science, Leipzig University, 04009 Leipzig, Germany, Santa Fe Institute, Santa Fe, New Mexico, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GM KGZ NA. Performed the experiments: GM KGZ. Analyzed the data: GM KGZ NA. Wrote the paper: GM KGZ NA.