$p_{\xi }=p_{\eta }$

DOF

${\Vert {\sigma }_x-{\sigma }_x^h\Vert }_{\infty \mathrm{,}\text{rel}}$

${\Vert {\sigma }_y-{\sigma }_y^h\Vert }_{\infty \mathrm{,}\text{rel}}$

${\Vert {\tau }_{xy}-{\tau }_{xy}^h\Vert }_{\infty \mathrm{,}\text{rel}}$

Strain Energy

2

60

6.334E+03

9.922E+03

1.483E+04

88.98117013046564

3

96

3.670E+02

1.818E+02

2.030E+02

89.14930415746228

4

176

2.556E+02

3.853E+02

9.833E+02

89.15648698854705

5

280

6.185E+01

5.250E+01

1.091E+02

89.15771576771605

6

408

2.072E+01

3.242E+01

8.419E+01

89.15782485559064

7

560

5.732E−00

3.710E−00

6.687E−00

89.15782012258868

8

736

1.457E−00

2.070E−00

5.457E−00

89.15781818638276

9

936

5.276E−01

3.246E−01

5.544E−01

89.15781843245076

10

1160

1.049E−01

1.372E−01

3.657E−01

89.15781850351074

11

1408

3.942E−02

2.152E−02

3.261E−02

89.15781849595437

12

1680

6.713E−03

7.708E−03

2.116E−02

89.15781849355913

13

1976

2.915E−03

1.782E−03

2.515E−03

89.15781849380155

14

2296

6.877E−04

9.680E−04

2.107E−03

89.15781849389655

$\infty$

89.15781849384732