A Simple Circular Cell Method for Multilevel Finite Element Analysis

<table>The change of the stress intensity factor and the error in the energy for different element sizes (<svg height="10.95" id="M85" style="vertical-align:-0.1254pt" version="1.1" viewbox="0 0 9.1374998 10.95" width="9.1374998" xmlns="http://www.w3.org/2000/svg">
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Journal of Applied Mathematics

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Figure 11

Figure 11: A Simple Circular Cell Method for Multilevel Finite Element Analysis 