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Folha de Rosto - Sistemas SET - USP

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Anexo B – Forma fechada da expansão <strong>de</strong> 1ª or<strong>de</strong>m em série <strong>de</strong> Taylor<br />

d<br />

4J<br />

=<br />

3<br />

C C + C C + C C<br />

YY 4J<br />

0 dij =<br />

3<br />

Y Y<br />

Ci Cj Y Y<br />

+ Ci Cj Y Y<br />

+ Ci Cj<br />

d<br />

4J<br />

=<br />

3<br />

C C + C C + C C<br />

η η ξ ξ<br />

( 3<br />

)<br />

XX 0 X X X X X X<br />

ij i j i j i j<br />

η η ξ ξ<br />

( 3<br />

)<br />

η η ξ ξ<br />

( 3<br />

)<br />

XY 0 X Y X Y X Y<br />

ij i j i j i j<br />

Por fim, a matriz <strong>de</strong> rigi<strong>de</strong>z resulta:<br />

⎡K1...4,1...4 K5,1...4 K6,1...4<br />

⎤<br />

⎢ T<br />

⎥<br />

K = ⎢ K5,1...4 K5,5<br />

0 ⎥<br />

T ⎢ K6,1...4 0 K ⎥<br />

⎣ 6,6 ⎦<br />

169<br />

(B.9)<br />

(B.10)

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