Teasers, Reading, and Homework

• Why are Fluids Incompressible?
• Defect Energies and Total Derivatives
  • Cartesian coordinate answer
  • Polar coordinate answer
• Interactions between Vacancies
• "Meissner Effects and Constraints", James P. Sethna and Ming Huang, in 1991 Lectures in Complex Systems, eds. L. Nadel and D. Stein, SFI Studies in the Sciences of Complexity, Proc. Vol. XV, Addison Wesley, 1992, p. 267.
• Fracture
  • Exercise: Elastic Theory has Zero Radius of Convergence
  • "Elastic Theory Has Zero Radius of Convergence", Alex Buchel and James P. Sethna, Phys. Rev. Lett. 77, 1520 (1996).
  • Crack Growth Laws from Symmetry (unpublished)

Presentations

• Materials: Introduction
• Ingredients to a Continuum Theory
• Why are Continuum Theories Possible?
• Functional Forms and Generalized Gradients

• Basic Training 2009, my site
• Basic Training 2008
• Basic Training 2007
• Basic Training 2006, my site