About the Authors

Alain Pumir

Affiliation Laboratoire de Physique, Ecole Normale Supérieure de Lyon, Lyon, France

Boris Shraiman

shraiman@kitp.ucsb.edu

Affiliation Kavli Institute for Theoretical Physics and Department of Physics, University of California, Santa Barbara, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the paper: AP BS. Conceived and designed the study: AP BS. Performed numerical simulations: AP.