NL1: Prescribed biaxial strain history, plane strain, Section 4.6.1
NL2: Axisymmetric thick cylinder, Section 4.6.2
NL3: Hardening with two variables under load control, Section 4.6.3
NL4: Snap-back under displacement control, Section 4.6.4
NL5: Straight cantilever with end moment, Section 4.6.5
NL6: Straight cantilever with axial end point load, Section 4.6.6
NL7: Lee's frame buckling problem, Section 4.6.7