38.17.00=Tectonics 38.35.00=Mineralogy 38.61.00=Hydrogeology 39.17.00=Military geography Tectonics academic press adv analysis appl arbitrary array asaro body boundary boundary condition case change chapter component condition constant constitutive continua ginn continuum coordinate cosh crack crystal current deformation det direction dislocation dislocations displacement elastic elasticity energy equal equation equilibrium expression fits force form free function gradient grain growth hardening iaa inclusion integral integration interface isotropic jkdxj dyk kronecker delta lead linear loading london mass material mech mechanics medium model modulus monatomic gas normal note parameter perfect cementite perfect iron phys plane plastic plasticity point potential problem problems rate reference relation result roy set shear shear stress simple sin single sinh slip soc solids solution strain strain energy stress surface symmetric symmetry temperature tensor term theorem theory thermodynamics total traction unit vector volume write yield york