... numerical analysis plasticity yield point bifurcation analysis FLD improved equation of Storen–Rice normal anisotropy Hill 48 yield criterion By taking c 1 = r / ( 1 + r ) and c 2 = 2 ( 1 + 2 r ) / ( 1 + r ) , the anisotropic...

... with the aid of Mathematica . crushing bending yield point elastoplasticity stress analysis nonlinear differential equations hardening The determination of the load-deflection curve of an elastic-plastic ring of initial mean radius R and thickness 2 H , slowly crushed...