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Table 11 Control points for the L-shaped plate

From: Upper bound limit analysis of plates using a rotation-free isogeometric approach

i P i,1 P i,2 P i,3
1 (0, 1) (0, 2.5) (0, 4)
2 (1, 1) (1, 2.5) (4, 4)
3 (1, 1) (2.5, 1) (4, 4)
4 (1, 0) (2.5, 0) (4, 0)