Table 3 The deflection of the center point when k =  + ∞ and m varies.

From: R-function method and variational method for the bending problem of functionally graded plates with fixed supports and complex shapes

 

m

Deflection of center point (m)

Error (%)

The method of this paper

1

0.00013511

42.06

3

0.00027023

5.18

5

0.00028738

0.83

6

0.00028524

0.08

8

0.00028359

0.49

10

0.00028310

0.67

Analytical solution61

0.000284

——

FEM solution

0.00029529

3.61

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