Geometrically and materially nonlinear analysis with imperfections included (GMNIA), is a

structural analysis Structural analysis is a branch of solid mechanics which uses simplified models for solids like bars, beams and shells for engineering decision making. Its main objective is to determine the effect of loads on physical structures and their c ...

method designed to verify the strength capacity of a structure, which accounts for both

plasticity Plasticity may refer to: Science * Plasticity (physics), in engineering and physics, the propensity of a solid material to undergo permanent deformation under load * Behavioral plasticity, change in an organism's behavior in response to exposur ...

and

buckling In structural engineering, buckling is the sudden change in shape (Deformation (engineering), deformation) of a structural component under Structural load, load, such as the bowing of a column under Compression (physics), compression or the wrin ...

failure modes. GMNIA is currently considered the most sophisticated and perspectively the most accurate method of a numerical buckling strength verification.

References

Structural analysis {{Engineering-stub