Competition for growth on a rough front

Sherry Chu, Daniel Beller, David Nelson

Jordan Horowitz, Daniel Swartz

Hyunseok Lee, Kirill Korolev

Outline

I.      Range Expansion: Bacteria growing into new environment; models with and without a rough front

II.     Coalescence of paths governs diversity and close ancestry

III.   Competition, mutation, expansion and extinction on a rough front via gradient expansion

IV.    Morphologies of competitive growth

V.    Cole-Hopf mapping: growth on an undulating substrate

VI.  Speed of invasion of a growing front

VII. Summary

Next (Range Expansion) Outline Range Expansions Coalescence Competition Morphology Deterministic growth Invasion Speed Summary