The Ritz Method for Boundary Problems with Essential Conditions as Constraints

Table 2

Central (; ) and boundary (; ) error relative to maximum bending deflection of an C-C-C-C square plate of unit size.

	Central error%	Boundary error%
,	52.76	−50.92
,	−3.3	−1.22
,	0.063	−1.39
,	−0.12	−0.09