1 
Calculate the design values of the compressive force and bending moment on the member 
N_{Ed}M_{y,Rd}

2 
Calculate the compression and bending resistances of the cross section according with the cross section class 
N_{c,Rk}M_{c,Rk}

3 
Calculate the pure elastic critical compressive force according to minor axis flexural buckling N_{cr} and the pure elastic critical bending moment of the member M_{cr}

N_{cr}M_{cr}

4 
Calculate the member slenderness and reduction factors separately for pure minor axis flexural buckling and pure lateraltorsional buckling (λ, χ, λ_{LT} and χ_{LT}) 

5 
Calculate the interaction factors connecting the two pure buckling cases (Annex A or Annex B) 
k_{zy} 
6 
Calculate the design buckling resistance of the member and check the member combination of axial load and bending 
