Published in "Galaxy Dynamics", proceedings of a conference held at Rutgers University, 8-12 Aug 1998. ASP Conference Series vol. 182 (San Francisco: ASP), edited by David R. Merritt, Monica Valluri, and J. A. Sellwood, 1999.


HOW GALAXIES DON'T FORM

THE EFFECTIVE FORCE LAW IN DISK GALAXIES

Stacy McGaugh

Department of Astronomy, University of Maryland, USA


ABSTRACT. I review current theories of disk galaxy formation. All fail in the light of recent data for low surface brightness galaxies. The difficulty stems from the presence of a unique acceleration scale in the data.


KEY WORDS: Galaxies, Galaxy Formation, Modified Dynamics

All we know so far is what doesn't work.
- Richard Feynman


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