A four-node quadrilateral element is defined as shown in the figure. a. Find the coordinates in the

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A four-node quadrilateral element is defined as shown in the figure.

a. Find the coordinates in the reference element corresponding to \((x, y)=(0,0.5)\).

b. Calculate the Jacobian matrix as a function of \(s\) and \(t\).

c. Is the mapping valid? Explain your answer.

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Introduction To Finite Element Analysis And Design

ISBN: 9781119078722

2nd Edition

Authors: Nam H. Kim, Bhavani V. Sankar, Ashok V. Kumar

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