Asia Pacific Journal on Computational Engineering

Table 10 Control points and weights for a disk of radius 0.5

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

i	1	2	3	4	5	6	7	8	9
x _i	$- \sqrt{2} / 4$	$- \sqrt{2} / 2$	$- \sqrt{2} / 4$	0	0	0	$\sqrt{2} / 4$	$\sqrt{2} / 2$	$\sqrt{2} / 4$
y _i	$\sqrt{2} / 4$	0	$- \sqrt{2} / 4$	$\sqrt{2} / 2$	0	$- \sqrt{2} / 2$	$\sqrt{2} / 4$	0	$- \sqrt{2} / 4$
w _i	1	$\sqrt{2}$ /2	1	$\sqrt{2}$ /2	1	$\sqrt{2}$ /2	1	$\sqrt{2}$ /2	1

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