This is Fig. 31 from the 1995 p2stags paper. This slide shows how the panel deforms with increasing load factor PA.
W(max) is the maximum normal deflection in the panel. The scale factor used for the deformation in this figure is one fourth of that used in Fig. 28 (two slides ago).
(from Computers & Structures, Vol.55, No. 5, pp. 819-856, 1995)
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